We don't have synonyms for windchime yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are wind chime, windchill and windchimes.
(n) :
Alternative form of wind chimes. [(music) A chime constructed from tubes, rods, bells, etc. made of wood, glass, metal or ceramic, suspended outside a building in such a way that they tinkle pleasantly when moved by the wind.]
(n) :
Alternative form of wind chimes. [(music) A chime constructed from tubes, rods, bells, etc. made of wood, glass, metal or ceramic, suspended outside a building in such a way that they tinkle pleasantly when moved by the wind.]