| stale(adjective, hard, warm, difficult, rank) |
| nasty(adjective, hard, difficult, rank, complex) |
| oppressive(adjective, hard, warm, difficult, complex) |
| sticky(adjective, hard, difficult, heavy, complex) |
| hard(adjective, difficult, complex, old, sour) |
| musty(adjective, hard, warm, heavy, rank) |
| frowsty(adjective, stale, rotten, stinking, smelly) |
| malodorous(adjective, hard, rank, foul, disagreeable) |
| stuffy(adjective, warm, tight, stale, rotten) |
| fetid(adjective, hard, warm, rank, foul) |
| rancid(adjective, bad, rank, foul, sour) |
| rank(noun, adjective, hard, foul, disagreeable) |
| putrid(adjective, rank, foul, disagreeable, sour) |
| frowzy(adjective, bad, rank, foul, disagreeable) |
| funky(adjective, bad, foul, musty, pungent) |
| rotten(adjective, bad, rank, foul, disagreeable) |
| antiquated(adjective, dull, hard, new, tired) |
| passé(adjective, dull, hard, new, tired) |
| close(adjective, warm, stale, chilly, damp) |
| moldy(adjective, heavy, rank, foul, disagreeable) |