Synonyms|119Antonyms|4|Broader|0Narrower|1Related|9

44 entries under adjective topic. ×

1
informal(free, casual, impulsive, snap)
1
jamming(free, informal, casual, snap)
1
made-up(free, informal, casual, snap)
1
makeshift(free, informal, casual, snap)
1
off-the-cuff(spontaneous, unprepared, impromptu, unrehearsed)
1
off the cuff(free, informal, casual, snap)
1
offhand(free, informal, casual, impulsive)
1
snap(free, informal, casual, impulsive)
1
spontaneous(free, informal, casual, snap)
1
spur-of-the-moment(free, informal, casual, snap)
1
toss off(expression, free, fake, casual)
1
toss out(expression, free, fake, casual)
1
tossed off(expression, free, informal, casual)
1
tossed out(expression, free, informal, casual)
1
unplanned(free, informal, casual, impulsive)
1
unpremeditated(free, informal, casual, snap)
1
unprepared(free, informal, casual, snap)
1
unrehearsed(free, informal, casual, impulsive)
1
unstudied(free, informal, casual, impulsive)
1
winging it(expression, free, casual, unrehearsed)
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APASmart Define. (2013). on impulse thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/on_impulse/thesaurus/synonyms
ChicagoSmart Define. 2013. "on impulse thesaurus" https://smartdefine.org/on_impulse/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2013, on impulse thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/on_impulse/thesaurus/synonyms>.
MLASmart Define. "on impulse thesaurus" 18 May 2013. Web. 27 September 2026. <https://smartdefine.org/on_impulse/thesaurus/synonyms>