| severe(adjective, hard, lower, obscure, poor) |
| slow-witted(adjective, dull, ability, slow, stupid) |
| spare(adjective, hard, soft, severe, cold) |
| essential(adjective, hard, severe, rough, plain) |
| mean(adjective, soft, plain, shy, meek) |
| naked(adjective, dull, plain, straightforward, straight) |
| obvious(adjective, clear, light, smooth, easy) |
| primary(adjective, top, pure, straightforward, basic) |
| primitive(adjective, plain, violent, coarse, natural) |
| straight(adjective, adverb, clear, flat, clean) |
| unambiguous(adjective, sharp, distinct, articulate, uncomplicated) |
| undivided(adjective, separate, special, individual, whole) |
| weak-minded(adjective, ability, offensive) |
| Spartan(adjective, plain, pure, modest, natural) |
| amateur(adjective, intelligent, innocent, meek, unassuming) |
| casual(adjective, lower, inferior, ordinary, familiar) |
| classic(adjective, characteristic, clean, plain, modest) |
| coherent(adjective, sharp, whole, distinct, articulate) |
| customary(adjective, property, ordinary, natural, usual) |
| discreet(adjective, quiet, soft, honest, plain) |