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

35 entries under free topic. ×

2
ad lib(expression, adjective, informal, casual)
2
by ear(expression, adjective, informal, casual)
2
improv(adjective, adverb, informal, casual)
1
ad hoc(adjective, informal, casual, snap)
1
at first glance(expression, idiom, informal, casual)
1
expedient(adjective, informal, casual, snap)
1
extemporary(adjective, casual, spontaneous, impromptu)
1
extempore(adjective, adverb, impromptu, unrehearsed)
1
immediate(adjective, informal, casual, snap)
1
impromptu(adjective, adverb, unrehearsed, improvised)
1
improvisatory(adjective, informal, casual, snap)
1
improvised(adjective, adverb, offhand, impromptu)
1
improviso(adjective, informal, casual, snap)
1
informal(adjective, casual, snap, impromptu)
1
jamming(adjective, informal, casual, snap)
1
made-up(adjective, informal, snap, unrehearsed)
1
makeshift(adjective, adverb, informal, casual)
1
off the cuff(expression, adjective, idiom, unrehearsed)
1
offhand(adjective, adverb, casual, unrehearsed)
1
on-the-spot(adjective, informal, casual, snap)
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ChicagoSmart Define. 2011. "off the top of head thesaurus" https://smartdefine.org/off_the_top_of_head/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2011, off the top of head thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/off_the_top_of_head/thesaurus/synonyms>.
MLASmart Define. "off the top of head thesaurus" 23 May 2011. Web. 28 September 2026. <https://smartdefine.org/off_the_top_of_head/thesaurus/synonyms>