adjective
1.
Synonyms: several 1, individual, particular, respective
Related Word: discrete; certain, definite; exclusive
2.
Synonyms: exceptional 1, extraordinary, rare, uncommon, unimaginable, unique, unordinary, unthinkable, unusual, unwonted
Antonyms: usual
3.
Synonyms: only 2, alone, lone, sole, solitary, solo, unexampled, unique, unrepeatable
Idioms: first and last, one and only, one only
4.
Synonyms: strange 4, bizarre, curious, odd, oddball, outlandish, peculiar, queer, unusual, weird
Idioms: passing strange