Etymology 1 
From Middle English thi, thy (“thy”), apocopated form of thin, thyn, thine (“thy", also "thine”), from Old English þīn (“thy, thine”), from Proto-Germanic *þīnaz. More at thou.
- (archaic) That belongs to thee; the possessive form of thou.
- (archaic or literary) your (informal); that belongs to you (singular).
- Arabic: ـك (ar) (-ak, -uk(a), etc. pronunciation differs according to case or level of language formality, 'ismak - "your name"")
- Egyptian Arabic: (owner is male) ـك (-ak or k), (owner is female) ـك (-ek or ki)
- Belarusian: твой (be) (tvoj)
- Bulgarian: твой (bg) (tvoj)
- Mandarin: 你的 (cmn) (nǐde)
- Coptic: (owner is male) ⲡⲉⲕ (pek) m ⲧⲉⲕ (tek) f ⲛⲉⲕ (nek) m pl and f pl, (owner is female) ⲡⲉ (pe) m ⲧⲉ (te) f ⲛⲉ (ne) m pl and f pl
- Czech: tvůj (cs)
- Dutch: je (nl)
- Egyptian: (owner is male) 𓎡 (k), (owner is female) 𓏏 (t)
- Esperanto: cia (eo)
- French: ton (fr) m, ta (fr) f, tes (fr) pl
- Georgian: შენი (ka) ('ʃɜni)
- German: dein (de) m and n, deine (de) f, deine (de) pl
- Hebrew: שלך (he) (Sheljá) m
- The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.
Translations to be checked
- Finnish: sinun + -si possessive suffix appended to the thing(s) owned
- French: ton m sg, ta f sg, tes m pl and f pl (Note: In French, the gender of this adjective agrees with the thing(s) owned, not with the owner.)
- Italian: tuo m sg, tua f sg, tuoi m pl, tue f pl (Note: In Italian, the gender of this adjective agrees with the thing(s) owned, not with the owner.)
- Polish: twój
See also 
Etymology 2 
Middle English thy "because, forwhy", shortened form of for-thy, forthy (“for that”), from Old English for þȳ [þe] (“because [that]”) from for (instrumental preposition) + þȳ (“by that”), instrumental case of þæt. More at the, that.
- (obsolete) because.
See also