Synonyms|87Antonyms|3|Broader|0Narrower|0Related|5

25 entries under expression topic. ×

2
ad lib(adjective, free, informal, casual)
2
by ear(adjective, free, informal, casual)
1
at first glance(idiom, free, informal, casual)
1
gone off half-cocked(adjective, idiom, violent, fast)
1
jump the gun(adjective, idiom, violent, fast)
1
off the cuff(adjective, idiom, free, unrehearsed)
1
off the hip(adjective, idiom, adverb, impromptu)
1
off top of head(adjective, idiom, adverb, informal)
1
on impulse(adjective, free, informal, casual)
1
spur of the moment(adjective, idiom, adverb, impulsive)
1
taking for ride(idiom, free, informal, casual)
1
thought out loud(idiom, free, informal, casual)
1
tossed off(adjective, free, informal, casual)
1
tossed out(adjective, free, informal, casual)
1
without preparation(adjective, adverb, impromptu, extemporaneous)
1
without warning(adjective, violent, fast, quick)
0
according to pleasure(idiom, spontaneously, improv, extemporaneously)
0
ad libitum(spontaneously, improv, extemporaneously)
0
as one thinks best(idiom, spontaneously, improv, extemporaneously)
0
as one wishes(idiom, spontaneously, improv, extemporaneously)
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APASmart Define. (2011). off the top of head thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/off_the_top_of_head/thesaurus/synonyms
ChicagoSmart Define. 2011. "off the top of head thesaurus" https://smartdefine.org/off_the_top_of_head/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2011, off the top of head thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/off_the_top_of_head/thesaurus/synonyms>.
MLASmart Define. "off the top of head thesaurus" 23 May 2011. Web. 24 September 2026. <https://smartdefine.org/off_the_top_of_head/thesaurus/synonyms>