| fetid(adjective, hard, old, sour, musty) |
| formal(adjective, routine, standard, typical) |
| fusty(adjective, dull, hard, tired, old) |
| gone off(expression, adjective, hard, old, sour) |
| gorged |
| hand-me-down |
| hard(adjective, old, sour, musty, decayed) |
| in disrepair(expression, adjective, dilapidated, tattered, tatty) |
| increscent(wornout, isochronal, summative) |
| ineffective |
| insipid(adjective, dull, hard, tired, old) |
| isochronal(wornout, summative) |
| isochronous(wornout, isochronal, summative) |
| like a dinosaur(expression, adjective, idiom, dull, hard) |
| like clockwork(expression, wornout, isochronal, summative) |
| malodorous(adjective, hard, old, sour, musty) |
| mawkish(adjective, dull, hard, tired, old) |
| monotonous |
| noisome(adjective, hard, old, sour, musty) |
| normal(adjective, routine, standard, typical) |