English
galler
From gall + -er.
A compound of gall + -er
Proto-Indo-European *ǵʰelh₃- ‘green, yellow’
Proto-Germanic *gallǭ ‘gall, bile’
Proto-West Germanic *gallā
Old English ġealla ‘gall bladder’
Middle English galle
English gall
Today it means
noun One who or that which galls.
Language periods are conventional ranges, not dates for this word.
Etymograph / galler