English
hackneyer
From hackney + -er.
Formed from hackney + -er
Old English *Hacan īeġ ‘Haca's Island’
Middle English hakeney ‘a breed of small horse for riding upon’
English hackney
Today it means
noun One who hackneys (makes something uninteresting or trite by frequent use).
Language periods are conventional ranges, not dates for this word.
Etymograph / hackneyer