plainest
Most undecorated of all
Plainest is the superlative of plain—the most unadorned, simple, or obvious.
Something in the plainest terms uses the clearest possible language.
The plainest dress lacks any embellishment.
That's the plainest explanation I can offer.
Lacking any covering
- starkSevere and unadorned
- austereSeverely simple and unadorned
- unembellishedWithout decorative additions
- undecoratedWithout added ornament
stripped · minimalist · spartan · naked · raw · uncluttered · monochrome · unornamented
Honest and direct
- bluntDull or tactlessly direct
- directUndeviating or to guide
- forthrightDirectly honest in manner
- honestFree from deception
straightforward · outspoken · unvarnished · sincere · truthful · unequivocal · matter-of-fact · upfront
Easily perceived, unmistakable
- manifestClearly apparent or displayed
- unmistakableImpossible to misidentify
- clearWithout obstruction or fog
- apparentClearly seen or understood
conspicuous · noticeable · visible · discernible · palpable · pronounced · striking · salient
Fundamental in nature
- elementaryOf first principles
- straightforwardClear and uncomplicated
- uncomplicatedEasy to understand
- rudimentaryIn simplest possible form
fundamental · bare-bones · no-frills · streamlined · utilitarian · essential · unelaborate · unsophisticated
Unassuming about oneself
- modestLacking in pretension
- unassumingNot making claims
- down-to-earthPractical and without pretension
- homespunPlain and unpretentious
unostentatious · unaffected · simple · ordinary · everyday · commonplace · workaday · unremarkable
bare
Lacking any covering
- starkSevere and unadorned
- austereSeverely simple and unadorned
- unembellishedWithout decorative additions
undecorated · stripped · minimalist · spartan · naked · raw · uncluttered · monochrome · unornamented · unfussy
candid
Honest and direct
- bluntDull or tactlessly direct
- directUndeviating or to guide
- forthrightDirectly honest in manner
honest · straightforward · outspoken · unvarnished · sincere · truthful · unequivocal · matter-of-fact · upfront · bald
obvious
Easily perceived, unmistakable
- manifestClearly apparent or displayed
- unmistakableImpossible to misidentify
- clearWithout obstruction or fog
apparent · conspicuous · noticeable · visible · discernible · palpable · pronounced · striking · salient · blatant
basic
Fundamental in nature
- elementaryOf first principles
- straightforwardClear and uncomplicated
- uncomplicatedEasy to understand
rudimentary · fundamental · bare-bones · no-frills · streamlined · utilitarian · essential · unelaborate · unsophisticated · accessible
humble
Unassuming about oneself
- modestLacking in pretension
- unassumingNot making claims
- down-to-earthPractical and without pretension
homespun · unostentatious · unaffected · simple · ordinary · everyday · commonplace · workaday · unremarkable · nondescript
plainestfanciest
Most ornate or elaborate
flashiest · gaudiest · frilliest · gussied up