butterflier

Etymology

From butterfly + -er.

butterflier means One who collects or studies butterflies. Lexicurio rates it Rare gem — a strength score of 80 out of 100.

noun

One who collects or studies butterflies.“Jeffrey Glassberg is a butterflier, which means that he not only watches butterflies through binoculars, he also keeps records of how many he sees, takes photographs […]”
Someone who competes in butterfly swimming.