Synonyms|786Antonyms|239|Broader|12Narrower|20Related|1.4k

268 entries under adjective topic. ×

2
low-pressure(cool, simple, easy, mild)
2
makeshift(free, casual, impulsive, snap)
2
mellow(cool, simple, relaxed, familiar)
2
mixed(simple, casual)
2
modest(simple, comfortable, unsophisticated)
2
motley(simple, casual)
2
nonchalant(cool, mild, relaxed, tolerant)
2
off-the-cuff(simple, relaxed, familiar, casual)
2
off the record(expression, idiom, unauthorized)
2
offhanded
2
presuming(open, free, easy, friendly)
2
presumptuous(open, free, easy, friendly)
2
prosaic(simple, common, ordinary, familiar)
2
scratch
2
slang
2
unplanned(free, casual, impulsive, unprepared)
2
unpremeditated(free, casual, snap, spontaneous)
2
unsanctioned
2
unsophisticated(simple, common, usual, intimate)
2
urbane(simple, casual)
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APASmart Define. (2016). informal thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/informal/thesaurus/synonyms
ChicagoSmart Define. 2016. "informal thesaurus" https://smartdefine.org/informal/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, informal thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/informal/thesaurus/synonyms>.
MLASmart Define. "informal thesaurus" 29 February 2016. Web. 28 September 2026. <https://smartdefine.org/informal/thesaurus/synonyms>