108 entries under expression topic. ×

7
off the cuff(adjective, idiom, adverb, free)
5
ad libitum(adjective, adverb, impulsive, unprepared)
4
play by ear(noun, verb, idiom, arrange)
3
by ear(adjective, free, informal, casual)
2
ad hoc(adjective, free, informal, casual)
2
at will(adjective, adverb, impulsive, extemporaneous)
2
dash off(verb, fake, improv, improvisate)
2
make up(verb, make, create, prepare)
2
off the hip(idiom, adverb, makeshift, spontaneously)
2
off the top of head(idiom, free, informal, casual)
2
throw together(verb, make, create, arrange)
2
toss off(verb, adjective, spontaneous, unprepared)
2
toss out(adjective, spontaneous, unprepared, impromptu)
2
tossed off(adjective, free, create, informal)
2
whomp up(verb, concentrate, fabricate, speculate)
1
according to pleasure(adjective, idiom, adverb, impulsive)
1
as one thinks best(adjective, idiom, adverb, impulsive)
1
as one wishes(adjective, idiom, adverb, impulsive)
1
at first glance(idiom, free, informal, casual)
1
at short notice
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APASmart Define. (2015). ad lib thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/ad_lib/thesaurus/synonyms
ChicagoSmart Define. 2015. "ad lib thesaurus" https://smartdefine.org/ad_lib/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, ad lib thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/ad_lib/thesaurus/synonyms>.
MLASmart Define. "ad lib thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/ad_lib/thesaurus/synonyms>