Content vs. Function

Examples

Short prepostitions

Possessive adjective

Pronouns

Conjunctions

Auxilary verbs

Modal verbs

Articles

Join ideas together

Act like glue

Small jobs within the sentence

Nonstressed

Carry the meaning of the sentence

Said slower, longer, louder

Examples

Nouns

Adjectives

Main verb

Adverbs

Interjections

Question words

Long prepositions

This, that, these, etc.

Numbers