Classical languages typically have complex syntax, with many rules and exceptions.

A phoneme is the smallest unit of sound that can distinguish one word from another.

Particles are not morphemes, but rather words that cannot be further analyzed into smaller meaningful units.

Morphology is the study of word formation, including the rules for how morphemes are combined to form words.

Adverbs are not syntactic categories, but rather words that modify verbs, adjectives, or other adverbs.

Syntax is the study of sentence structure, including the rules for how words are combined to form sentences.

Paragraphs are not syntactic constructions, but rather units of discourse that are made up of sentences.

Semantics is the study of meaning, including the rules for how words and sentences are interpreted.

Hypernymy is not a type of semantic relation, but rather a type of hierarchical relationship between words.

Pragmatics is the study of language use, including the rules for how language is used in different contexts.

Expressive speech acts are not a type of speech act, but rather a type of utterance that expresses the speaker's emotions or attitudes.

Historical Linguistics is the study of language change, including the rules for how languages change over time.

Semantic change is not a type of language change, but rather a type of change in the meaning of words.

Sociolinguistics is the study of the relationship between language and society, including the rules for how language is used in different social contexts.

Idioms are not a type of sociolinguistic variable, but rather a type of fixed expression that has a figurative meaning.