ἔξεστι
Infl. imperat. ἐξέστω
Infl. subj. ἔξῃ
Infl. opt. ἐξείη
Infl. inf. ἐξεῖναι
Infl. part. ἐξόν
Infl. imperf. ἐξῆν
Infl. fut. ἐξέσται
Infl. opt. ἐξέσοιτο
Etym. impers., the only forms in use of ἔξ-ειμι
"it is allowed, it is in one's power, is possible", c. inf., Hdt.: c. dat. pers. et inf., id=Hdt., attic; ἔξ. σοι ἀνδρὶ γενέσθαι Xen.:— c. acc. pers. et inf., Ar.:—part. neut. absol., ἐξόν "since it was possible", Hdt., Aesch., etc.