femboyishly

Etymology tree
Proto-Indo-European *dʰeh₁(y)-der.
Proto-Indo-European *dʰeh₁-m̥h₁n-éh₂
Proto-Italic *θēmanā
Proto-Italic *fēmanā
Latin fēmina
Proto-Indo-European *-lós
Proto-Indo-European *-elós
Proto-Italic *-elos
Latin -lus
Latin fēmella
Old French femelebor.
Middle English femele
Middle English female
English femaleclip.
▲
Latin fēmina
Proto-Indo-European *-nós
Proto-Indo-European *-iHnos
Proto-Italic *-īnos
Latin -īnus
Latin fēminīnusder.
Old French femininbor.
Middle English femynyne
English feminineclip.
English fem-
Proto-Indo-European *bʰā-
Proto-Germanic *bō-
Proto-West Germanic *bōjō
Old English *bōia
Middle English boye
English boy
English femboy
Proto-Indo-European *-iskos
Proto-Germanic *-iskaz
Proto-West Germanic *-isk
Old English -isċ
Middle English -ish
English -ish
English femboyish
Proto-Indo-European *leyg-der.
Proto-Germanic *līkąder.
Proto-Germanic *-līkaz
Proto-Germanic *-ê
Proto-Germanic *-līkê
Proto-West Germanic *-līkē
Old English -līċe
Middle English -ly
English -ly
English femboyishly
From femboyish + -ly.