| monotonous(adjective, dull, simple, excite, boring) |
| tiring(adjective, boring) |
| uninteresting(adjective, dull, simple, excite, boring) |
| worn(adjective, exhausted) |
| beat(adjective, health, informal, tired, exhausted) |
| bleary(adjective, health, tired, exhausted) |
| bomb(adjective, informal, boring, arid, colourless) |
| bushed(adjective, health, informal, tired, exhausted) |
| commonplace(adjective, boring) |
| drab(adjective, boring) |
| drag(adjective, informal, boring, disagreeable) |
| drained(adjective, health, tired, exhausted) |
| dusty(adjective, dull, simple, boring, dreary) |
| flat(adjective, informal, boring) |
| frazzled(adjective, exhausted) |
| humdrum(adjective, excite, informal, boring) |
| jejune |
| lifeless(adjective, boring) |
| limp(adjective, exhausted) |
| mundane(adjective, boring) |