κουρεύομαι
From LSJ
ἢν μή τις ὥσπερ σφηκιὰν βλίττῃ με κἀρεθίζῃ → may no one squeeze me and tease me like a wasp | may no one smoke me and tease me like a wasp | but if anyone annoys me and rifles my nest, they'll find a wasp inside | still if you wake a wasps' nest then of wasps you must beware
English (LSJ)
(κουρά) take the tonsure, i.e. enter a monastery, of a nun, Just.Nov.134.10.1; have the hair cut, of four-year-old children, Sch.Nic.Al.417.