| ditch(noun, verb, line, drain, well) |
| dry(adjective, aphony) |
| fatuous |
| ineffective(adjective, poor, inadequate, useless, trivial) |
| low(adjective, deep, resonant) |
| mendacious(noun, adjective, fake, false, counterfeit) |
| opening(noun, break, place, cut, position) |
| reverberant(adjective, deep, resonant) |
| reverberating(adjective, sound) |
| sag(noun, drop, area, decline, fall) |
| sinkhole(noun, drop, area, decline, fall) |
| sinus(noun, space, hole, pocket, cavity) |
| unavailing(adjective, useless, trivial, empty, insufficient) |
| vacuity(noun, break, area, depression, impression) |
| valueless(adjective, slight, value, small, silly) |
| absurd(adjective, false, value, insignificant, unreasonable) |
| affected(proper, polite, refined, pretentious, exaggerated) |
| booming |
| channel(noun, verb, area, line, score) |
| chasm(noun, break, cut, opening, breach) |