2
non-punctual
2
unresolved(adjective, uncertain, unsettled, unclear, problematic)
2
unskilled
1
buckshee
1
celebratory(adjective, feature, characteristic)
1
chargeless(adjective, free, spontaneous, paper, complimentary)
1
congratulatory(adjective, feature, characteristic)
1
contributed(adjective, free, voluntary, honorary)
1
donated(adjective, free, voluntary, honorary)
1
for love(expression, adjective, paper, complimentary, gratis)
1
for nothing(expression, adjective, idiom, free, spontaneous)
1
free of cost(expression, adjective, idiom, paper, complimentary)
1
free ride(expression, adjective, paper, complimentary, gratis)
1
freebie(adjective, paper, complimentary, gratis)
1
freewilled(adjective, free, voluntary, honorary, unrewarded)
1
handout(adjective, paper, complimentary, gratis)
1
late
1
lay
1
not discharged(expression, adjective, outstanding, unsettled, settled)
1
on the cuff(expression, adjective, idiom, paper, complimentary)
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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>