τί ἥδιστον, τὸ ἐπιτυγχάνειν → what's pleasant, to get the goal
subs.
Ar. and P. ῥυτίς, ἡ.
v. trans.
Wrinkle one's brow: Ar. and P. τὰς ὀφρῦς ἀνασπᾶν.