Mammoth Uncensored Word List:
119 words ending with gy, 9 letters long

acarology aerophagy aetiology agriology andrology anemology angiology anthology archology astrology atheology audiology autophagy battology bumpology caliology cardialgy carpology cartology chirology chorology coniology coprology cosmology creophagy diabology discology dittology dosiology endophagy erotology ethnology etymology euchology festilogy festology fungology garbology gemmology genealogy gismology gizmology hagiology haplology heliology herbology hierology hippology histology hoplology hydrology hyetology hygrology hymnology hypnology ichnology iconology irenology iridology karyology koniology limnology lithology macrology mammalogy mereology metrology micrology monophagy muscology museology mycophagy mystagogy mythology necrology nephology nephralgy neurology nonenergy nostology odontalgy ophiology osteology paedology paleology palillogy pathology patrology pentalogy pestology petrology phenology philology phonology phycology phytology plutology poenology polyphagy radiology rhinology sarcology scatology semiology singsongy sitiology sociology sortilegy symbology tautology teleology tetralogy theophagy therology tribology tropology uranology urinology xerophagy