138 entries under adjective topic. ×

2
unplanned(free, informal, casual, impulsive)
2
unpremeditated(free, informal, casual, snap)
2
unprepared(free, fake, informal, casual)
1
casual(free, fake, informal, impulsive)
1
acting
1
ad-lib(free, fake, informal, casual)
1
ad interim
1
already(present, prompt, new, being)
1
alternate
1
at this moment(expression, idiom, present, new)
1
awhile
1
begun(present, prompt, new, being)
1
being(present, prompt, new, current)
1
bout
1
brief
1
briefly
1
brisk
1
burst
1
changeable
1
coeval(present, prompt, new, being)
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APASmart Define. (2016). ad hoc thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/ad_hoc/thesaurus/synonyms
ChicagoSmart Define. 2016. "ad hoc thesaurus" https://smartdefine.org/ad_hoc/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, ad hoc thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/ad_hoc/thesaurus/synonyms>.
MLASmart Define. "ad hoc thesaurus" 26 February 2016. Web. 27 September 2026. <https://smartdefine.org/ad_hoc/thesaurus/synonyms>