1
hateful
1
hurtful
1
hurting
1
ignotus
1
ill-favored(unpleasant, disagreeable, lousy, annoying, unwelcome)
1
in bad odor(expression, idiom)
1
inadmissible(disagreeable, lousy, unacceptable, unwelcome, repellent)
1
inconspicuous
1
indistinguished
1
inelegant
1
inglorious
1
inhospitableness(noun, disagreeable, lousy, unwelcome, repellent)
1
inhospitality(noun, disagreeable, lousy, unwelcome, repellent)
1
insignificant
1
insufferable
1
late
1
left out in cold(noun, expression, idiom, disagreeable, lousy)
1
less-traveled
1
little known
1
lowly
11 years ago|10k views|share |citing 
APASmart Define. (2015). unpopular thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unpopular/thesaurus/synonyms
ChicagoSmart Define. 2015. "unpopular thesaurus" https://smartdefine.org/unpopular/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unpopular thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unpopular/thesaurus/synonyms>.
MLASmart Define. "unpopular thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/unpopular/thesaurus/synonyms>