characterlessly

Etymology tree
Ancient Greek χαράσσω (kharássō)
Proto-Indo-European *-tḗr
Ancient Greek -τήρ (-tḗr)
Ancient Greek χαρακτήρ (kharaktḗr)der.
Latin charactērder.
Old French caracterebor.
Middle English caracter
English character
Proto-Indo-European *lewh₁-
Proto-Indo-European *lewHs-der.
Proto-Germanic *leusaną
Proto-Germanic *lausaz
Proto-Germanic *-lausaz
Proto-West Germanic *-laus
Old English -lēas
Middle English -les
English -less
English characterless
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 characterlessly
From characterless + -ly.