16 entries under paper topic. ×

14
gratuitous(adjective, feature, state, characteristic, free)
8
complimentary(adjective, feature, state, characteristic, free)
5
gratis(adjective, free, spontaneous, complimentary)
4
costless(adjective, free, spontaneous, complimentary)
4
unrecompensed(adjective, work, pay, due)
1
chargeless(adjective, free, spontaneous, complimentary)
1
for love(expression, adjective, complimentary, gratis)
1
for nothing(expression, adjective, idiom, free, spontaneous)
1
free of cost(expression, adjective, idiom, complimentary)
1
free ride(expression, adjective, complimentary, gratis)
1
freebie(adjective, complimentary, gratis)
1
handout(adjective, complimentary, gratis)
1
on the cuff(expression, adjective, idiom, complimentary)
1
without charge(expression, adjective, idiom, complimentary)
0
comp(adjective, complimentary, gratis, unrewarded)
0
on the house(expression, adjective, idiom, free)
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APASmart Define. (2015). unpaid thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unpaid/thesaurus/synonyms
ChicagoSmart Define. 2015. "unpaid thesaurus" https://smartdefine.org/unpaid/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, unpaid thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unpaid/thesaurus/synonyms>.
MLASmart Define. "unpaid thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/unpaid/thesaurus/synonyms>