| drained(adjective, beat, exhausted, faded, gaunt) |
| fence(noun, place, block, hindrance, obstruction) |
| frontier(noun, limit) |
| gray(adjective, dull, light, soft, poor) |
| ill-defined(adjective, dull, weak, soft, gentle) |
| ineffective(adjective, dull, light, soft, poor) |
| lessen(verb, reduce, diminish, weakened, lighter) |
| lusterless(adjective, beat, weak, feeble, exhausted) |
| neutral(adjective, dull, light, soft, flat) |
| peaked(adjective, bad, weak, thin, ill) |
| poor(adjective, dull, light, soft, effect) |
| upright(noun, stake, pole, peg) |
| washed-out(noun, adjective, dull, beat, light) |
| watery(adjective, strong, light, weak, soft) |
| barrier(noun, place, difficulty, line, limit) |
| blurry |
| confine(noun, limit) |
| decrease(noun, verb, reduce, diminish, weakened) |
| delicate(adjective, dull, bad, light, weak) |
| diminish(verb, reduce, weakened, lighter) |