Synonyms for Simple:
•childlike, innocent (adjective)
artless, bald, basic, direct, frank, honest, natural, stark, unsophisticated, unstudied, unvarnished.
•clear, understandable; easy (adjective)
clean, effortless, elementary, facile, intelligible, manageable, mild, plain, smooth, snap, straightforward, uncomplicated.
adroit, deft, dexterous, easy, efficient, effortless, facile, fluent, handy, smooth, uncomplicated.
•feeble-minded; not intelligent (adjective)
backward, brainless, dull, foolish, half-witted, idiotic, ignorant, illiterate, imbecile, inane, mindless, shallow, silly, slow, soft, uneducated, unintelligent.
brainless, empty-headed, foolish, ignorant, illiterate, mindless, uneducated, uninformed, unintelligent, unlearned.
aboriginal, angelic, atomic, austere, bare, basal, basic, blameless, chaste, clean, clear, decent, elemental, elementary, essential, faultless, formative, fundamental, guiltless, honorable, immaculate, indivisible, innocent, irreducible, monolithic, nascent, plain, primal, primary, prime, pure, purebred, sinless, spotless, stainless, stark, unadorned, unadulterated, unalloyed, unblemished, uncluttered, undefiled, undiluted, unsullied, untainted, untarnished, virtuous, white, Simon-pure, foundational.
artless, bald, candid, childlike, crystalline, direct, refined, spare, terse, unsophisticated, austere, bare, chaste, clear, elementary, innocent, plain, pure, unadulterated, uncomplicated.
blunt, casual, folksy, frank, honest, informal, intelligible, ordinary, outspoken, prosaic, straightforward, unpretentious, Plain-spoken, unpoetical, bald, candid, clear, direct, stark, unadorned, uncluttered.
•uncluttered, natural (adjective)
absolute, austere, folksy, homely, humble, lowly, modest, pure, sheer, single, spartan, unadorned, unadulterated, unaffected, unalloyed, unblended, unmixed, unostentatious, unpretentious.
coherent, cohesive, coincident, complete, congruent, congruous, entire, holistic, homogeneous, intact, integral, integrated, same, single, solid, undivided, unified, uniform, united, atomic, elemental, fundamental, indivisible, irreducible, monolithic, pure.
n.collective, common, corporate, distributed, personal, simplistic, unblended, uneven, unmixed, Among. absolute, commonplace, everyday, mundane, nondescript, normal, perfect, routine, sheer, standard, unexceptional, unremarkable. fine, good, irreproachable, principled, snap, upstanding. dry, idiotic, silly, unvarnished. apparent, clear-cut, evident, make sense, manifest, modest, unassuming, understandable, unostentatious. ability, backward, convenient, dull, half-witted, slow, slow-witted, soft, trouble-free, undemanding, Feeble-minded, Weak-minded, come naturally/easily/easy (to someone). complex, compound, conditional, declarative, deictic, feminine, grammatical, inflected, natural, unaffected, unstudied, unworldly, Frequentative. humble, lowly, mean, don't ask, it's a long story, no reason, perish the thought, skip it, don't remind me. cretin, ding-dong, dip, fool, gander, goof, goose, imbecile, jerk, moron, nerd, nincompoop, ninny, nitwit, schmuck, tomfool, turkey, Mooncalf, schmo, softhead. •easy (noun)
manageable, mild, obscure, puzzling.
ninny, turkey, Mooncalf, schmo, softhead.
homely, modest, unaffected.
dull, inane, shallow.
functional, plainly, simply, spartan.
absolute, cretin, ding-dong, manageable, nerd, ninny, schmuck, slow-witted, tomfool, trouble-free, undemanding, unostentatious, schmo, softhead. clear-cut, complex, corporate, distributed, goof, goose, imbecile, moron, nincompoop, nitwit, shallow, turkey, unassuming, understandable, uneven, unstudied, Feeble-minded, Mooncalf. collective, convenient, dull, fool, gander, lowly, natural, simply, Weak-minded. Among. unworldly. personal. backward, slow. perfect. dry. •commonplace
functional, plainly, spartan.
•Other relevant words:
common, commonplace, everyday, homely, modest, natural, sheer, soft, unaffected, unassuming, unstudied, unvarnished.