There are a total of 206 9-letter words containing 'yt', and the number may vary in different dictionaries. You can specify the dictionary and order.

• adipocyte ₁₈
• amebocyte ₂₀
• analytics ₁₆
• andesytes ₁₃
• anythings ₁₇
• arhythmia ₁₈
• arhythmic ₂₁
• arytenoid ₁₃
• arythmias ₁₆
• astrocyte ₁₄
• athrocyte ₁₆
• autolytic ₁₆
• barytones ₁₅
• biorhythm ₂₁
• boobytrap ₂₀
• bryophyte ₂₁
• buckytube ₂₆
• bytownite ₁₈
• candytuft ₂₀
• catalytic ₁₈
• coenocyte ₁₈
• cytasters ₁₄
• cytidines ₁₆
• cytisuses ₁₅
• cytokines ₁₉
• cytokinin ₂₀
• cytologic ₂₀
• cytolyses ₁₇
• cytolysin ₁₈
• cytolysis ₁₇
• cytolytic ₂₀
• cytoplasm ₂₁
• cytosines ₁₅
• cytosolic ₁₈
• cytotoxic ₂₄
• cytotoxin ₂₂
• daytimers ₁₅
• dytiscids ₁₆
• easytouse ₁₂
• endophyte ₁₈
• epiphytal ₂₀
• epiphytes ₁₉
• epiphytic ₂₂
• erythemal ₁₇
• erythemas ₁₆
• erythrism ₁₆
• erythrite ₁₃
• erythroid ₁₄
• erythrons ₁₄
• eurhythmy ₂₁
• eurythmic ₂₀
• eurytopic ₁₈
• fairytale ₁₅
• forsythia ₁₆
• geophytes ₁₈
• gigabytes ₁₈
• gonocytes ₁₇
• haemocyte ₁₉
• halophyte ₁₉
• hemelytra ₁₇
• hemocytes ₁₉
• hemolytic ₂₀
• holytides ₁₅
• homolytic ₂₀
• honeytrap ₁₇
• honkytonk ₂₃
• jollytail ₂₃
• kilobytes ₁₉
• leucocyte ₁₉
• leukocyte ₂₀
• lipocytes ₁₈
• lipolytic ₁₉
• lytically ₁₉
• macrocyte ₂₀
• megabytes ₁₉
• mesophyte ₁₉
• microcyte ₂₀
• monocytes ₁₈
• monocytic ₂₁
• mucolytic ₂₂
• myelocyte ₂₀
• mythicise ₁₉
• mythicism ₂₂
• mythicist ₁₉
• mythicize ₂₈
• mythified ₂₀
• mythifies ₁₉
• mythmaker ₂₃
• mythology ₂₁
• myxocytes ₂₆
• neophytes ₁₇
• osteocyte ₁₄
• oxytocics ₂₄
• oxytocins ₂₂
• pachytene ₂₀
• paralytic ₁₈
• petabytes ₁₇
• phagocyte ₂₁
• phenytoin ₁₈
• phytolith ₁₉
• pinocytic ₂₁
• plaything ₂₀
• playtimes ₁₈
• polythene ₁₈
• polytonal ₁₇
• polytypes ₂₀
• polytypic ₂₃
• ponytails ₁₆
• presbyter ₁₇
• proselyte ₁₅
• prytanies ₁₅
• pussytoes ₁₅
• pyrolytic ₂₀
• pythoness ₁₇
• rhythmics ₂₁
• rhythmist ₁₈
• rhythmize ₂₇
• rhytidome ₁₇
• syncytial ₁₈
• syncytium ₂₁
• terabytes ₁₄
• thymocyte ₂₁
• tippytoed ₁₈
• tippytoes ₁₇
• trachytes ₁₆
• trachytic ₁₉
• vasbyting ₂₁
• xerophyte ₂₃
• yottabyte ₁₆
• ytterbias ₁₄
• ytterbium ₁₈
• zettabyte ₂₃
• zoophytes ₂₅
• aerophyte ₁₇
• autophyte ₁₇
• claytonia ₁₄
• cryophyte ₂₂
• cytoplast ₁₆
• endocytic ₁₇
• entophyte ₁₇
• erythemic ₁₉
• eurytherm ₁₇
• exocytose ₂₁
• geophytic ₂₀
• holophyte ₂₀
• hydrolyte ₁₉
• mythopeic ₂₁
• neophytic ₁₉
• oxytropes ₂₁
• phytogeny ₂₁
• phytology ₂₁
• phytotron ₁₇
• storytime ₁₄
• tachylyte ₂₀
• ytterbous ₁₄
• zoophytic ₂₈
• zymolytic ₂₈
• ampholyte ₁₉
• auxocytes ₂₁
• carrytale ₁₄
• catholyte ₁₇
• catolytes ₁₄
• copytaker ₂₀
• craythurs ₁₇
• cytidylic ₂₀
• cytisines ₁₄
• cytometer ₁₆
• cytometry ₁₉
• cytopenia ₁₆
• cytosomes ₁₆
• cytotaxes ₂₁
• cytotaxis ₂₁
• daytalers ₁₃
• dielytras ₁₃
• ectophyte ₁₉
• erythrina ₁₅
• eudialyte ₁₃
• fibrocyte ₁₉
• gytrashes ₁₆
• helophyte ₂₀
• hylophyte ₂₃
• iridocyte ₁₅
• meiocytes ₁₆
• moskonfyt ₂₁
• mythising ₁₈
• mythizing ₂₇
• mythomane ₁₉
• mythopoet ₁₉
• oncolytic ₁₆
• phytotomy ₂₂
• presbytes ₁₆
• presbytic ₁₈
• prytaneum ₁₆
• rhythmise ₂₀
• sciophyte ₁₉
• scolytids ₁₅
• scolytoid ₁₅
• scytheman ₁₉
• scythemen ₁₉
• sporocyte ₁₆
• symphytic ₂₄
• thelytoky ₂₂
• unscythed ₁₈
• ytterbite ₁₄
• zoocytium ₂₅
• zygophyte ₃₀

There are 206 9-letter words containing yt in the well-known word game dictionary, 137 in the Scrabble US (US/Canada/Thailand - TWL/NWL) dictionary, and 194 in the Scrabble UK (International - SOWPODS/CSW) dictionary, and 133 in the Words with Friends (WWF) dictionary.