30
lonely(adjective, separate, sad, unhappy, miserable)
17
abandoned(adjective, adverb, weak, individual, detached)
16
outcast(noun, adjective)
14
alone(adjective, separate, miserable, apart, lonely)
14
forlorn(adjective, hopeless, companionship, inconsolable, confidant)
13
forsaken(verb, adjective, weak, individual, detached)
12
deserted(adjective, individual, detached, alone, lonely)
12
lonesome(adjective, individual, detached, alone, lonely)
12
solitary(adjective, single, alone, unsociable, companionship)
11
isolated(adjective, individual, detached, alone, lonely)
9
desolate(adjective, miserable, individual, detached, alone)
7
lone(adjective, individual, detached, alone, lost)
6
estranged(adjective, companionship, confidant, seclusion exclusion)
6
solo(adjective, separate, individual, detached, private)
5
alienated(adjective, companionship, confidant)
5
companionless(adjective, individual, detached, alone, lost)
5
homeless(adjective, seclusion exclusion, displaced)
5
unpopular(adjective, without a friend)
4
helpless(adjective, incompetent, vulnerable, incapable)
4
unfrequented(adjective, separate, private, alone, singular)
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APASmart Define. (2015). friendless thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/friendless/thesaurus/synonyms
ChicagoSmart Define. 2015. "friendless thesaurus" https://smartdefine.org/friendless/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, friendless thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/friendless/thesaurus/synonyms>.
MLASmart Define. "friendless thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/friendless/thesaurus/synonyms>