ἴω
Could not find Ἰωθάμου in Logeion dictionaries.
Ἰωθάμου Proper-name noun: masculine genitive singular of Ἰωθάμης
ἴω, subj. of εἶμι (ibo). ἰῶ, contr. for ἰάου, imper. of ἰάομαι.
ἴω, ἴῃς, ἴῃ, etc. sbj. d’εἶμι, aller.
ἴω, *ἴω, s. εἶμι.
ἴω
subj. εἶμι.