31 entries under informal topic. ×
| free(adjective, casual, spontaneous, unprepared) | |
| immediate(adjective, free, casual, snap) | |
| improvisatory(adjective, free, casual, snap) | |
| jamming(adjective, free, casual, snap) | |
| made-up(adjective, adverb, free, snap) | |
| off top of head(expression, adjective, idiom, adverb, simple) | |
| on-the-spot(adjective, free, casual, snap) | |
| on impulse(expression, adjective, free, casual) | |
| taking for ride(expression, idiom, free, casual) | |
| thought out loud(expression, idiom, free, casual) | |
| tossed out(expression, adjective, free, casual) |
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| APA | Smart Define. (2015). ad lib thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/ad_lib/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "ad lib thesaurus" https://smartdefine.org/ad_lib/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, ad lib thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/ad_lib/thesaurus/synonyms>. |
| MLA | Smart Define. "ad lib thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/ad_lib/thesaurus/synonyms> |