grammar Vocabulary
JamWise Education TeamยทUpdated March 2026
The grammar strand is a core part of the K-8 english language arts curriculum. It encompasses 82 vocabulary terms that students encounter as they progress from kindergarten through 8th grade. Each term builds on previous knowledge, creating a spiral of deepening understanding that prepares learners for increasingly complex concepts.
Understanding grammar vocabulary is essential for classroom discussions, assessments, and real-world application. Below you will find every term organized by grade level, so teachers and parents can quickly identify which words are appropriate for their students and explore definitions tailored to each developmental stage.
Kindergarten
(10 terms)
Exclamation mark
An exclamation mark goes at the end of a sentence that shows strong feelings, like 'Wow!'
Lowercase letter
A lowercase letter is a small letter, like a, b, or c.
Noun
A noun is a word for a person, place, or thing, like 'teacher,' 'school,' or 'book.'
Period
A period is a dot that goes at the end of a sentence to show it is finished.
Preposition
A preposition is a word that shows where something is, like in, on, under, or beside.
Question mark
A question mark goes at the end of a question, like 'What is your name?'
Sentence
A sentence is a group of words that tells a complete thought, like 'The dog runs fast.'
Space
A space is the empty gap between words that helps us see where one word ends and the next begins.
Uppercase letter
An uppercase letter is a big letter, like A, B, or C. We use them to start sentences and names.
Verb
A verb is a word that shows action, like run, jump, or sing.
1st Grade
(18 terms)
Adjective
An adjective is a word that describes a noun, like big, red, or happy.
Capital letter
A capital letter is a big letter used at the start of a sentence or a name, like 'A' instead of 'a.'
Comma
A comma is a small mark that tells you to take a short pause when reading, like in a list: 'apples, bananas, and grapes.'
Common noun
A common noun names any person, place, or thing, like 'dog,' 'city,' or 'book.'
Conjunction
A conjunction is a word that joins other words or ideas together, like 'and,' 'but,' or 'so.'
Declarative sentence
A declarative sentence tells something and ends with a period, like 'The sky is blue.'
Determiner
A determiner is a word that comes before a noun to show which one you mean, like 'a,' 'an,' 'the,' 'this,' or 'my.'
Exclamatory sentence
An exclamatory sentence shows strong feeling and ends with an exclamation mark, like 'What a beautiful day!'
Future tense
Future tense means a word shows something will happen later, like 'will walk' or 'will jump.'
Imperative sentence
An imperative sentence gives a command or makes a request, like 'Please sit down.' or 'Close the door.'
Interrogative sentence
An interrogative sentence asks a question and ends with a question mark, like 'What color is the sky?'
Past tense
Past tense means a word shows something already happened, like 'walked' or 'jumped.'
Plural noun
A plural noun means more than one, like 'cats' or 'dogs.' We usually add -s or -es.
Possessive pronoun
A possessive pronoun shows who owns something without using an apostrophe, like 'mine,' 'yours,' 'his,' 'hers,' or 'theirs.'
Present tense
Present tense means a word shows something is happening right now, like 'walks' or 'jumps.'
Pronoun
A pronoun is a word that takes the place of a noun, like he, she, it, or they.
Proper noun
A proper noun names a specific person, place, or thing and starts with a capital letter, like 'Texas' or 'Maya.'
Singular
Singular means just one, like 'one cat' or 'one book.'
2nd Grade
(10 terms)
Adverb
An adverb describes a verb and tells how, when, or where something happens, like 'quickly,' 'yesterday,' or 'outside.'
Apostrophe
An apostrophe is a mark that shows a letter is missing (like don't) or that something belongs to someone (like Sara's book).
Collective noun
A collective noun is a word for a group of people, animals, or things, like 'team,' 'flock,' or 'bunch.'
Complete sentence
A complete sentence has a subject (who or what) and a predicate (what they do), and it tells a complete thought.
Contraction
A contraction is a shorter way to write two words by putting them together and using an apostrophe, like 'can't' for 'cannot.'
Irregular plural noun
An irregular plural noun does not follow the usual rule of adding -s. Instead, the word changes, like 'mouse' becomes 'mice.'
Irregular verb
An irregular verb does not follow the usual -ed rule for past tense. Instead, the word changes, like 'go' becomes 'went.'
Possessive noun
A possessive noun shows that something belongs to someone, like 'the dog's bone' or 'Maria's hat.'
Quotation
A quotation is the exact words someone said, placed inside quotation marks.
Reflexive pronoun
A reflexive pronoun refers back to the person doing the action, like 'myself,' 'yourself,' or 'themselves.'
3rd Grade
(12 terms)
Abstract noun
An abstract noun names something you cannot see or touch, like 'love,' 'courage,' 'freedom,' or 'happiness.'
Comparative adjective
A comparative adjective compares two things, often ending in -er, like 'taller,' 'faster,' or 'bigger.'
Compound sentence
A compound sentence joins two simple sentences with a conjunction like 'and,' 'but,' or 'or.' Example: 'I like cats, and my brother likes dogs.'
Coordinating conjunction
A coordinating conjunction connects words or groups of words that are equal: for, and, nor, but, or, yet, so (FANBOYS).
Possessive adjective
A possessive adjective shows who owns something and comes before a noun: 'my book,' 'her dog,' 'their house.'
Predicate
The predicate is the part of a sentence that tells what the subject does or is. In 'The cat sleeps,' 'sleeps' is the predicate.
Quotation marks
Quotation marks are punctuation marks that go around the exact words someone says, like "Hello!"
Regular verb
A regular verb follows the normal pattern for past tense by adding -ed, like 'walk' becomes 'walked.'
Simple sentence
A simple sentence has one subject and one predicate and expresses one complete thought, like 'The bird sang.'
Subject
The subject of a sentence is the person or thing that the sentence is about. In 'The cat sleeps,' the subject is 'the cat.'
Subordinating conjunction
A subordinating conjunction starts a less important part of a sentence, like 'because,' 'when,' 'although,' or 'if.'
Superlative adjective
A superlative adjective compares three or more things and shows the most, often ending in -est, like 'tallest,' 'fastest,' or 'biggest.'
4th Grade
(7 terms)
Fragment
A fragment is an incomplete sentence that is missing either a subject or a verb, like 'Running down the street.'
Modal auxiliary verb
A modal auxiliary verb is a helping word that shows possibility or necessity, like 'can,' 'may,' 'must,' 'should,' or 'will.'
Prepositional phrase
A prepositional phrase starts with a preposition and ends with a noun, like 'under the bridge' or 'in the morning.'
Progressive verb tense
A progressive verb tense shows an action that is ongoing: 'I am running' (present), 'I was running' (past), 'I will be running' (future).
Relative adverb
A relative adverb begins a group of words that tells more about a noun. Examples are 'where,' 'when,' and 'why.'
Relative pronoun
A relative pronoun connects a clause to a noun and gives more information. Examples are 'who,' 'which,' 'that,' and 'whose.'
Run-on sentence
A run-on sentence is two or more complete thoughts joined together without proper punctuation.
5th Grade
(6 terms)
Clause
A clause is a group of words that has a subject and a verb. An independent clause can stand alone. A dependent clause cannot.
Correlative conjunction
Correlative conjunctions are pairs of words that work together to connect equal parts of a sentence, like 'either/or,' 'both/and,' or 'neither/nor.'
Dependent clause
A dependent clause has a subject and verb but cannot stand alone as a sentence. It needs an independent clause, like 'because it was raining.'
Independent clause
An independent clause is a group of words with a subject and verb that expresses a complete thought and can stand alone as a sentence.
Interjection
An interjection is a word or phrase that expresses strong feeling and is usually followed by an exclamation mark, like 'Wow!' 'Ouch!' or 'Hey!'
Perfect verb tense
A perfect verb tense shows a completed action: 'I have eaten' (present perfect), 'I had eaten' (past perfect), 'I will have eaten' (future perfect).
6th Grade
(8 terms)
Active voice
Active voice is when the subject of a sentence performs the action: 'The dog bit the man.' The subject (dog) does the action.
Colon
A colon introduces a list, an explanation, or a quote that follows. 'I need three things: a pen, paper, and an eraser.'
Complex sentence
A complex sentence has one independent clause and at least one dependent clause, connected by words like 'because,' 'although,' or 'when.'
Gerund
A gerund is a verb form ending in -ing that is used as a noun, like 'Swimming is fun' or 'I enjoy reading.'
Infinitive
An infinitive is the base form of a verb with 'to' in front of it, like 'to run,' 'to eat,' or 'to think.'
Participle
A participle is a verb form used as an adjective to describe a noun. 'The running water' uses 'running' as a participle.
Passive voice
Passive voice is when the subject receives the action instead of doing it: 'The man was bitten by the dog.'
Semicolon
A semicolon connects two closely related sentences without using a conjunction: 'I love reading; my sister prefers drawing.'
7th Grade
(6 terms)
Appositive
An appositive is a noun or phrase placed next to another noun to explain or identify it: 'My dog, a golden retriever, loves swimming.'
Conditional mood
The conditional mood shows what would happen under certain conditions, using words like 'would,' 'could,' or 'might.'
Dangling modifier
A dangling modifier is a phrase that does not clearly connect to any word in the sentence. 'Running quickly, the finish line appeared' - who was running?
Misplaced modifier
A misplaced modifier is a word or phrase placed too far from the word it describes, causing confusion. 'I saw a dog walking to school' seems like the dog goes to school.
Parallel structure
Parallel structure means using the same grammatical form for similar ideas in a list or comparison: 'She likes reading, writing, and drawing.'
Subjunctive mood
The subjunctive mood expresses wishes, demands, or hypothetical situations: 'If I were president, I would change things.'
8th Grade
(5 terms)
Dash
A dash creates a strong break in a sentence to add emphasis or insert extra information: 'The answer -- if you can believe it -- was zero.'
Ellipsis
An ellipsis is three dots (...) used to show that words have been left out, or to create a pause or trailing off in dialogue.
Parenthetical expression
A parenthetical expression is an added remark set off by parentheses, commas, or dashes that gives extra but nonessential information.
Syntax
Syntax is the arrangement of words and phrases to create well-formed sentences. Changing syntax changes emphasis and meaning.
Verbal
A verbal is a verb form used as a different part of speech: gerunds (verb as noun), participles (verb as adjective), and infinitives (to + verb).