فانت (fa anta)
so you (Masculine pronoun)
ex: اذا كنت فعلت ذلك فانت شجاع
if you did that, so you are brave
أنتِ (anti),
You (Feminine pronoun)
ex: أنتِ جميلة
You are pretty
فإنك (fa enak) - Masculine
فإنكِ (fa enaki) - Feminine
so you, but in a conifmation way. the word (إن) is used to confirm and ensure the sentence