**Exclamations**: Words conveying strong emotion or surprise.

**Interjections**: Brief utterances expressing feelings or reactions.

**Emotive phrases**: Expressions evoking emotional responses in conversation.

**Spontaneous remarks**: Unplanned comments made during dialogue.

**Grammatical fillers**: Words that fill pauses with little meaning.

**Affective signals**: Indicators of speaker's emotions or attitudes.

**Discourse markers**: Phrases guiding the flow of conversation.