33 entries under adjective topic. ×

8
humorless(severe, unfunny)
5
grim
4
po-faced
4
unhumorous
3
grave
3
unsmiling
2
dour
2
earnest
2
serious
2
severe
2
solemn
2
unfunny
1
pensive
1
saturnine
1
sedate
1
sober
1
sombre
0
austere
0
bluff
0
curmudgeonly
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APASmart Define. (2016). humourless thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/humourless/thesaurus/synonyms
ChicagoSmart Define. 2016. "humourless thesaurus" https://smartdefine.org/humourless/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, humourless thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/humourless/thesaurus/synonyms>.
MLASmart Define. "humourless thesaurus" 19 February 2016. Web. 25 September 2026. <https://smartdefine.org/humourless/thesaurus/synonyms>