What is another word for "rare"?

Roget's Thesaurus (1911) lists these synonyms for "rare": abeyance, absence, against, all, almost, and, any, aquila, are, bad, bare, between, bizarre, blue, blunt, cavernous, chance, compressibility, compressible, contrary, cull, dead, decimate, decimation, diamond, diffusion, dilatation, dilate, diminish, dormant, doubtful, dull, dullness, eliminate, elimination, eradication, ether, evaporation, ever, exiguity.