Synonyms|648Antonyms|169|Broader|7Narrower|1Related|205

94 entries under free topic. ×

20
complimentary(adjective, feature, state, characteristic)
17
voluntary(adjective, feature, characteristic, deliberate)
15
unpaid(adjective, feature, state, characteristic)
13
costless(adjective, courtesy, paper, complimentary)
12
gratis(adjective, money, courtesy, paper)
12
spontaneous(adjective, feature, characteristic, deliberate)
9
unasked(adjective, feature, characteristic, deliberate)
8
honorary(adjective, feature, state, characteristic)
6
autonomous(adjective, feature, characteristic, deliberate)
6
for nothing(expression, adjective, idiom, paper)
6
independent(adjective, feature, characteristic, deliberate)
6
spare(adjective, allow, let, liberty)
6
unforced(adjective, feature, characteristic, deliberate)
5
buckshee(noun, adjective, allow, let)
5
free of charge(expression, adjective, idiom, courtesy)
5
on the house(expression, adjective, idiom, money)
5
unbidden(adjective, deliberate, natural, willing)
5
willing(adjective, charitable, arrogant, independent)
4
discretional(adjective, feature, characteristic, deliberate)
4
volunteer(adjective, feature, characteristic, deliberate)
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ChicagoSmart Define. 2015. "gratuitous thesaurus" https://smartdefine.org/gratuitous/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, gratuitous thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/gratuitous/thesaurus/synonyms>.
MLASmart Define. "gratuitous thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/gratuitous/thesaurus/synonyms>