74 entries under close topic. ×

5
impermeable(adjective, set, hard, tough)
5
steady(adjective, strong, firm, stiff)
4
near(adjective, open, easy, friendly)
4
short(adjective, solid, substantial, tight)
3
bold(adjective, open, easy, friendly)
3
constant(adjective, friendly, common, regular)
3
cordial(adjective, good, easy, friendly)
3
open(adjective, easy, friendly, relaxed)
3
sociable(adjective, good, easy, friendly)
3
stuffy(adjective, oppressive, density)
2
clubby(adjective, good, friendly, loving)
2
comfortable(adjective, open, easy, friendly)
2
congested(solid, full, short, substantial)
2
jam-packed(solid, full, short, substantial)
2
sturdy(adjective, person, set, body)
2
tense(adjective, hard, firm, solid)
1
affable(adjective, good, easy, friendly)
1
affectionate(adjective, good, friendly, cordial)
1
amicable(adjective, good, easy, friendly)
1
close-grained(hard, solid, short, substantial)
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APASmart Define. (2016). thick thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/thick/thesaurus/synonyms
ChicagoSmart Define. 2016. "thick thesaurus" https://smartdefine.org/thick/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, thick thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/thick/thesaurus/synonyms>.
MLASmart Define. "thick thesaurus" 26 February 2016. Web. 22 September 2026. <https://smartdefine.org/thick/thesaurus/synonyms>