superlative form of rarely: most rarely

comparative form of rarely: more rarely

plural of buck rarebit

plural of rarefication

Characterised or marked by rareness

(fandom slang) A ship that generally receives little attention from fans and has few associated fanworks.

plural of rarepair

(archaic) third-person singular simple present indicative form of rarefy

Alternative form of rarer than hens' teeth

(idiomatic) Extremely rare