Where does “birdfucker” come from?

birdfucker (English) comes from English fucker, from English -er, from Middle English -er, from Old French -er, from Latin -āre, from Proto-Italic -āō, from Proto-Indo-European -eh₂yéti, from Proto-Indo-European -yéti — he, she.

Definitions

Ancestry of “birdfucker”, step by step

birdfucker traces back through two separate lines of ancestry.

via English fucker

StepLanguageWordMeaning
1EnglishfuckerAn undesirable person; The object of some effort;...
2English-erA person or thing that does an action indicated...
3Middle English-eragentive suffix; agent noun suffix
4Old French-erAlternative form of -ier, verbal suffix;...
5Latin-ārefirst conjugation
6Proto-Italic-āōForms primarily denominative verbs
7Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she

via English bird

StepLanguageWordMeaning
1EnglishbirdA member of the class of animals Aves in the...
2Middle Englishbrida young bird, a bird in general; Alternative form...
3Old Englishbriddyoung bird, chick; chicken
Every word from Chichewa iyeEvery word from English -erEvery word from Proto-Indo-European -yéti
birdfucker — Etymology, Origin & Word History | Etymology Explorer