| scarce(adjective, slight, short, usual, insufficient) |
| sparse(adjective, light, slight, thin, strange) |
| uneven(adjective, irregular, unreliable, variable, intermittent) |
| stray(adjective, single, alone, isolation, apart) |
| seldom(adjective, adverb, light, slight, thin) |
| variable(adjective, irregular, disturbed, unreliable, uneven) |
| casual(adjective, chance, irregular, erratic, random) |
| changeable(adjective, irregular, disturbed, unreliable, variable) |
| desultory(adjective, chance, irregular, disturbed, broken) |
| few(adjective, light, thin, unusual, strange) |
| fluctuating(adjective, regular, irregular, routine, unreliable) |
| inconstant(adjective, irregular, disturbed, unreliable, uneven) |
| periodical(noun, adjective, continue) |
| spotty(adjective, irregular, off, blotchy) |
| unmethodical(adjective, unreliable, uneven, variable, erratic) |
| dispersed(adjective, thin, spare, scarce, incoherent) |
| eccentric(adjective, unusual, special, irregular, unreliable) |
| odd(adjective, unusual, special, chance, irregular) |
| uncertain(irregular, unreliable, uneven, variable, erratic) |
| unorganized |