φθειρίζομαι
From LSJ
ὑπὸ δὲ τῆς φιλαυτίας παρηγμένοι ἄλογα φασὶν τὰ ζῷα ἐφεξῆς τὰ ἄλλα σύμπαντα → it is self-love which leads them to say that all the other animals without exception are non-rational
English (LSJ)
Pass.,
A pick the lice off oneself, Arist.Fr.76, Thphr.Sign.16, Apollod. ap. Ath.13.586a:—Act. (with fut. -ιῶ) LXXJe.50(43).12.