κλόνις
From LSJ
Πολλὰ τὰ δεινὰ κοὐδὲν ἀνθρώπου δεινότερον πέλει → There are many wondrous things in this world, but none more wondrous than humans
English (LSJ)
ιος, ἡ,
A os sacrum, Antim.65: κλόνιον, τό, = ἰσχίον, ῥάχις, ὀσφύς, Hsch.: κλονιστήρ, ὁ, = παραμήριος μάχαιρα, παρίσχιον, Id. (Cf. Skt. śróṇis 'haunch', Lat. clūnis.)