31 entries under informal topic. ×
| by ear(expression, adjective, free, fake) | |
| immediate(adjective, free, prompt, casual) | |
| improv(adjective, free, fake, casual) | |
| improvisatory(adjective, free, fake, casual) | |
| improviso(adjective, free, fake, casual) | |
| on impulse(expression, adjective, free, fake) | |
| ad lib(expression, adjective, free, casual) | |
| at first glance(expression, idiom, free, casual) | |
| automatic(adjective, free, casual, impulsive) | |
| casual(adjective, free, impulsive, unprepared) | |
| expedient(adjective, free, casual, snap) | |
| free(adjective, casual, impulsive, unprepared) | |
| jamming(adjective, free, casual, snap) | |
| made-up(adjective, free, casual, snap) | |
| makeshift(adjective, free, casual, snap) | |
| off the cuff(adjective, free, casual, snap) | |
| off the top of head(expression, idiom, free, casual) | |
| offhand(adjective, free, casual, impulsive) | |
| snap(adjective, free, casual, impulsive) | |
| spontaneous(adjective, free, casual, snap) |
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| APA | Smart Define. (2013). on-the-spot thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/on-the-spot/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "on-the-spot thesaurus" https://smartdefine.org/on-the-spot/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2013, on-the-spot thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/on-the-spot/thesaurus/synonyms>. |
| MLA | Smart Define. "on-the-spot thesaurus" 28 June 2013. Web. 1 October 2026. <https://smartdefine.org/on-the-spot/thesaurus/synonyms> |