14 entries under unnecessary topic. ×

19
extraneous(adjective, bad, experience, unusual, strange)
6
inessential(adjective, casual, useless, extra, worthless)
6
nonessential(adjective, casual, useless, extra, worthless)
1
additional(adjective, casual, useless, extra, worthless)
1
casual(adjective, useless, extra, worthless, unwarranted)
1
chance(adjective, casual, useless, extra, worthless)
1
needless(adjective, casual, useless, extra, worthless)
1
noncompulsory(adjective, casual, useless, extra, worthless)
1
prodigal(adjective, casual, useless, extra, worthless)
1
uncritical(adjective, casual, useless, extra, worthless)
1
undesirable(adjective, casual, useless, extra, unsuitable)
1
unneeded
0
extra(adjective, surplus, superfluous, unwanted)
0
unrequired
11 years ago|8.1k views|share |citing 
APASmart Define. (2015). extrinsic thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/extrinsic/thesaurus/synonyms
ChicagoSmart Define. 2015. "extrinsic thesaurus" https://smartdefine.org/extrinsic/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, extrinsic thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/extrinsic/thesaurus/synonyms>.
MLASmart Define. "extrinsic thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/extrinsic/thesaurus/synonyms>