2
successful
1
active
1
gargantuan
1
good
1
handsome(feeling, attitude, beautiful, attraction)
1
notorious
1
powerful
1
sad
1
strong
1
titanic
0
abbreviated
0
able-bodied
0
abridged
0
abundant
0
acceptable
0
acute
0
adequate
0
adult
0
advanced
0
advantageous
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APASmart Define. (2013). unfrivolous thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unfrivolous/thesaurus/related
ChicagoSmart Define. 2013. "unfrivolous thesaurus" https://smartdefine.org/unfrivolous/thesaurus/related (accessed September 30, 2026).
HarvardSmart Define 2013, unfrivolous thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unfrivolous/thesaurus/related>.
MLASmart Define. "unfrivolous thesaurus" 28 June 2013. Web. 30 September 2026. <https://smartdefine.org/unfrivolous/thesaurus/related>