| pure and simple(expression, adjective, idiom, clean, plain) |
| resigned(adjective, soft, shy, meek, frugal) |
| rustic(adjective, simple, clean, plain, pure) |
| secretive(quiet, plain, imperceptible, discreet, inconspicuous) |
| self-deprecating(adjective, person, feelings) |
| shamefaced(adjective, soft, shy, meek, frugal) |
| sheer(adjective, simple, clean, plain, pure) |
| single(adjective, simple, clean, plain, pure) |
| soft-pedalled(quiet, plain, imperceptible, discreet, inconspicuous) |
| somber |
| spare(adjective, soft, shy, meek, frugal) |
| stark |
| straightforward(simple, honest, modest, humble, unaffected) |
| supine(adjective, soft, shy, meek, frugal) |
| tenuous(quiet, plain, imperceptible, discreet, inconspicuous) |
| unadulterated(adjective, simple, clean, plain, pure) |
| unaggressive |
| unalloyed(adjective, simple, clean, plain, pure) |
| unbeautified(adjective, simple, honest, plain, modest) |
| unblended(adjective, simple, clean, plain, pure) |