rare
I
adjective
choice, curious, different, excellent, exceptional, exquisite, extraordinary, fine, incomparable, inconceivable, infrequent, inusitatus, matchless, noteworthy, out of circulation, out of the ordinary, peerless, precious, priceless, rarus, scarce, seldom seen, select, singular, singularis, special, strange, superlative, uncommon, uncustomary, unequaled, unexampled, unfamiliar, unique, unparalleled, unusual
II
index
extraordinary, individual, inestimable, infrequent, meritorious, nonconforming, notable, noteworthy, novel, obscure (remote), original (creative), peculiar (curious), portentous (eliciting amazement), priceless, remarkable, scarce, select, singular, special, sporadic, unaccustomed, uncanny, uncommon, unique, unprecedented, unusual, valuable
Burton's Legal Thesaurus.
William C. Burton.
2006