We don't have synonyms for chimer yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are chime, chider and chimed.
(n) :
Alternative form of chimere (“bishop's robe”). [(ecclesiastical) The upper robe worn by some bishops of the Anglican communion, usually without sleeves.]
(n) :
Alternative form of chimere (“bishop's robe”). [(ecclesiastical) The upper robe worn by some bishops of the Anglican communion, usually without sleeves.]