n. 25B6; adjective
it's really pretty simple : STRAIGHTFORWARD, easy, uncomplicated, uninvolved, effortless, painless, undemanding, elementary, child's play; informal as easy as falling off a log, as easy as pie, as easy as ABC, a piece of cake, a cinch, no sweat, a doddle, a pushover, money for old rope, kids' stuff, a breeze; Brit. informal easy-peasy, a doss; N. Amer. informal duck soup, a snap; Austral./NZ informal a bludge, a snack.
simple language : CLEAR, plain, straightforward, intelligible, comprehensible, uncomplicated, in words of one syllable, accessible; informal user-friendly.
a simple white blouse : PLAIN, unadorned, undecorated, unembellished, unornamented, unelaborate, basic, unsophisticated, no-frills; classic, understated, uncluttered, restrained.
the simple truth : CANDID, frank, honest, sincere, plain, absolute, unqualified, bald, stark, unadorned, unvarnished, unembellished.
simple country people : UNPRETENTIOUS, unsophisticated, ordinary, unaffected, unassuming, natural, honest-to-goodness; N. Amer. cracker-barrel.
he's a bit simple : HAVING LEARNING DIFFICULTIES, having special (educational) needs; of low intelligence, simple-minded, unintelligent, backward, (mentally) retarded; dated (mentally) subnormal, educationally subnormal, ESN.
simple chemical substances : NON-COMPOUND, non-complex, uncombined, unblended, unalloyed, pure, single.
difficult, complex, fancy, compound.