I, i-i zadanok, harfi 35-umi alifboi hozirai tojikist, ki dar asosi harfi I ba vujud ovarda shudaast. Varianti zadanoki ovozi i buda, talaffuzash ham ba hamin fonema monand ast. Shakli navishti chopiash Ii, dastnavisash Ii meboshad. Dar alifboi arabiasosi tojiki (to 1930) bo (Ey), ki dar okhiri kalima meoyad, sabt karda meshud. Dar alifboi lotiniasosi tojiki (1930—40) shakli chopiash i, dastnavisash I bud.
Dar zaboni adabii hozirai tojik I. tanho dar okhiri kalimaho meoyad: tojiki, soveti, ravoni, peshravi va F. Pesh az bandaki izofi ba «i» tabdil meyobad, vale hamoi ovozi zadanokro ifoda menamoyad. Mas.: darozii umr, nakuguii shoir, kornamoii mo, mirzogii man va g. Harfi I baroi farq guzoshtan bayni sadonoki i-i bezada, ki dar okhiri kalima meoyad, makhsusan bandaki izofi (-i):, kalimahoi kitobi — kitobi nav, tartibi alifboi — alifboi tojiki, inchunin kalimahoi tasviriyu taqlidii taraqqi aftod, lappi dar girift va F. az ovozi sadonoki «i»-i zadadori okhiri kalima (zabonshinosi — zabonshinosi mashhur, barodari — barodari man va g.) ahamiyati khos dorad.
V. Kapranov.