66 entries under plain topic. ×

11
dry(adjective, calm, dull, cool, simple)
11
practical(adjective, hard, sound, simple, reasonable)
11
prosaic(adjective, dull, hard, sound, simple)
10
direct(adjective, open, free, easy, rough)
10
unimaginative(adjective, dull, simple, excite)
7
flat(adjective, calm, dull, cool, simple)
7
lifeless(adjective, calm, dull, simple, excite)
7
mundane(adjective, dull, simple, reasonable, sensible)
6
dull(adjective, calm, simple, excite)
6
straightforward(adjective, open, direct, free, simple)
5
commonplace(adjective, dull, simple, common)
5
forthright(adjective, open, direct, free, easy)
5
frank(adjective, open, direct, free, easy)
5
natural(adjective, open, direct, free, easy)
4
boring(adjective, dull, simple, ordinary)
4
candid(adjective, open, direct, free, easy)
4
dead(adjective, simple, cold, ordinary)
4
everyday(adjective, simple, common, ordinary)
4
ordinary(adjective, dull, simple, common)
4
simple(adjective, dull, ordinary, usual)
10 years ago|6.2k views|share |citing 
APASmart Define. (2016). matter-of-fact thesaurus. Retrieved October 1, 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 1, 2026).
HarvardSmart Define 2016, matter-of-fact thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/matter-of-fact/thesaurus/synonyms>.
MLASmart Define. "matter-of-fact thesaurus" 1 April 2016. Web. 1 October 2026. <https://smartdefine.org/matter-of-fact/thesaurus/synonyms>