There are a total of 186 9-letter words containing 'ny', and the number may vary in different dictionaries. You can specify the dictionary and order.

• accompany ₂₄
• acronymic ₂₁
• adenylate ₁₄
• anacronym ₁₉
• androgyny ₁₈
• anonymise ₁₆
• anonymity ₁₈
• anonymize ₂₅
• anonymous ₁₇
• antiphony ₁₈
• antonymic ₁₉
• anybodies ₁₆
• anythings ₁₇
• anywheres ₁₇
• aptonymic ₂₁
• aptronyms ₁₈
• astonying ₁₅
• barnyards ₁₆
• biphenyls ₂₁
• bunnyhops ₂₂
• cacophony ₂₃
• canyoning ₁₉
• carbonyls ₁₉
• colophony ₂₁
• contranym ₁₉
• contronym ₁₉
• cosmogeny ₂₀
• cosmogony ₂₀
• cronyisms ₁₈
• cryptonym ₂₃
• denyingly ₁₉
• diachrony ₁₈
• diphenyls ₁₉
• eponymies ₁₈
• eponymous ₁₉
• fourpenny ₂₀
• funnybone ₂₁
• ganymedes ₁₈
• geobotany ₁₇
• gunnybags ₂₁
• gunnysack ₂₃
• halfpenny ₂₂
• heteronym ₁₇
• histogeny ₁₆
• homonymic ₂₃
• homophony ₂₂
• hypernyms ₂₂
• inharmony ₁₈
• izinyanga ₂₄
• manyattas ₁₅
• matrimony ₁₈
• metonymic ₂₁
• mirnyongs ₁₈
• mirrnyong ₁₈
• monophony ₂₁
• monopsony ₁₉
• mountainy ₁₇
• munyeroos ₁₆
• mutinying ₁₉
• nannygais ₁₆
• nymphaeum ₂₄
• nymphalid ₂₂
• nymphette ₂₀
• nystagmic ₂₀
• nystagmus ₁₈
• nystatins ₁₃
• paranymph ₂₃
• parsimony ₁₈
• patrimony ₁₈
• patronyms ₁₈
• pennywise ₁₉
• pennywort ₁₉
• phenytoin ₁₈
• philogyny ₂₂
• phylogeny ₂₂
• picaninny ₂₀
• polyphony ₂₃
• polyvinyl ₂₃
• ponytails ₁₆
• protogyny ₁₉
• pseudonym ₂₀
• redenying ₁₆
• retronyms ₁₅
• sannyasin ₁₄
• sannyasis ₁₃
• shinnying ₁₈
• sporogony ₁₇
• subcolony ₂₀
• succinyls ₂₀
• sulfinyls ₁₈
• sulfonyls ₁₈
• sulphonyl ₂₀
• synchrony ₂₀
• synonymes ₁₈
• synonymic ₂₁
• tautonyms ₁₆
• tautonymy ₁₈
• telephony ₁₈
• testimony ₁₅
• theophany ₁₉
• toponymic ₂₁
• truepenny ₁₇
• whinnying ₂₁
• acronycal ₁₆
• antimonyl ₁₄
• brimstony ₁₆
• calcedony ₁₇
• canyoneer ₁₄
• cinnamony ₁₆
• deprenyls ₁₅
• dionysiac ₁₅
• dionysian ₁₃
• epirogeny ₁₅
• ethnonyms ₁₇
• fentanyls ₁₅
• hawthorny ₂₁
• jannyings ₂₀
• jonnycake ₂₅
• manyplies ₁₆
• mesocrany ₁₆
• moonshiny ₁₇
• nymphetic ₂₁
• paronymic ₁₈
• pathogeny ₁₈
• patriliny ₁₄
• petrogeny ₁₅
• phenylene ₁₇
• phytogeny ₂₁
• polyonymy ₂₂
• ultratiny ₁₂
• acrophony ₁₉
• agamogony ₁₆
• autophony ₁₇
• cohyponym ₂₄
• coparceny ₁₈
• crannying ₁₅
• ethnogeny ₁₆
• eudaemony ₁₅
• euonymins ₁₄
• fivepenny ₂₀
• goldfinny ₁₇
• goldsinny ₁₄
• grannying ₁₄
• grannyish ₁₆
• hootnanny ₁₅
• hornyhead ₁₉
• hornywink ₂₂
• hypernymy ₂₅
• hypnogeny ₂₁
• iatrogeny ₁₃
• latrociny ₁₄
• lickpenny ₂₀
• luckpenny ₂₀
• mainyards ₁₅
• matriliny ₁₄
• momentany ₁₆
• monyplies ₁₆
• ninepenny ₁₄
• nyctalops ₁₆
• nymphical ₂₁
• nymphlike ₂₃
• onychites ₁₇
• onychitis ₁₇
• onychiums ₁₉
• osteogeny ₁₃
• paraffiny ₂₀
• parcimony ₁₈
• pennyboys ₁₉
• pennyfees ₁₇
• pennyland ₁₅
• photogeny ₁₈
• polyonyms ₁₉
• ponyskins ₁₈
• porcupiny ₁₈
• querimony ₂₃
• sporogeny ₁₅
• spunyarns ₁₄
• squinying ₂₂
• sulphinyl ₁₇
• teknonymy ₂₁
• thrupenny ₁₇
• toponymal ₁₆
• trionymal ₁₄
• twalpenny ₁₇
• whinyards ₁₉
• zootechny ₂₆

There are 186 9-letter words containing ny in the well-known word game dictionary, 108 in the Scrabble US (US/Canada/Thailand - TWL/NWL) dictionary, and 172 in the Scrabble UK (International - SOWPODS/CSW) dictionary, and 103 in the Words with Friends (WWF) dictionary.