39 entries under expression topic. ×

8
ad lib(adjective, idiom, free, casual)
8
off the cuff(adjective, idiom, free, impromptu)
2
ad hoc(adjective, free, casual, unrehearsed)
2
caught napping(idiom, nonpreparation)
2
winging it(free, violent, casual, unrehearsed)
1
at first glance(free, informal, casual, snap)
1
by ear(free, informal, casual, unrehearsed)
1
caught off balance
1
gone off deep end(idiom, passionate, violent, thoughtless)
1
jumping the gun(idiom, passionate, violent, thoughtless)
1
off the top of head(idiom, free, impromptu, unrehearsed)
1
on impulse(free, informal, casual, unrehearsed)
1
played by ear(idiom, unprepared, unplanned, unrehearsed)
1
shot from the hip(idiom, unprepared, unplanned, unrehearsed)
1
taken by surprise
1
taking for ride(free, informal, casual, snap)
1
thought out loud(free, informal, casual, snap)
1
toss off(free, casual, impulsive, spontaneous)
1
toss out(free, casual, impulsive, spontaneous)
1
tossed off(free, informal, casual, unrehearsed)
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APASmart Define. (2015). unpremeditated thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unpremeditated/thesaurus/synonyms
ChicagoSmart Define. 2015. "unpremeditated thesaurus" https://smartdefine.org/unpremeditated/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, unpremeditated thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unpremeditated/thesaurus/synonyms>.
MLASmart Define. "unpremeditated thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/unpremeditated/thesaurus/synonyms>