87 entries under straightforward topic. ×

6
dull(adjective, calm, simple, excite, plain)
6
apathetic(adjective, calm, dull, cool, simple)
6
objective(adjective, hard, sound, excite, rational)
6
unemotional(adjective, calm, dull, cool, excite)
6
unimpassioned(adjective, cool, rational, detached)
5
commonplace(adjective, dull, simple, plain, common)
5
feasible(adjective, rational, realistic, objective)
5
forthright(adjective, open, direct, free, easy)
5
frank(adjective, open, direct, free, easy)
5
hardheaded(adjective, hard, sound, reasonable, excite)
5
literal(adjective, simple, rational, truthful)
5
rational(adjective, hard, sound, reasonable, sensible)
4
boring(adjective, dull, simple, plain, ordinary)
4
candid(adjective, open, direct, free, easy)
4
cold-blooded(adjective, cool, cold, cruel, rational)
4
dead(adjective, simple, plain, cold, ordinary)
4
everyday(adjective, simple, plain, common, ordinary)
4
naked(adjective, dull, simple, informal, rational)
4
ordinary(adjective, dull, simple, plain, common)
4
phlegmatic(adjective, calm, dull, cool, simple)
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APASmart Define. (2016). matter-of-fact thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/matter-of-fact/thesaurus/synonyms
ChicagoSmart Define. 2016. "matter-of-fact thesaurus" https://smartdefine.org/matter-of-fact/thesaurus/synonyms (accessed October 2, 2026).
HarvardSmart Define 2016, matter-of-fact thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/matter-of-fact/thesaurus/synonyms>.
MLASmart Define. "matter-of-fact thesaurus" 1 April 2016. Web. 2 October 2026. <https://smartdefine.org/matter-of-fact/thesaurus/synonyms>