ὑποσκάπτω
From LSJ
Χαίρειν ἐπ' αἰσχροῖς οὐδέποτε χρὴ πράγμασιν → Non decet in rebus esse laetum turpibus → In schlimmer Not ist Freude niemals angebracht
English (LSJ)
A dig under, dig about, τὰς συκᾶς Thphr.HP2.7.5: metaph., τὸν τῆς ἡδονῆς τοῖχον ὑ. undermine, Eratosth. ap. Ath.13.588a; ὑ. μακρὰ ἅλματα mark a long leap, Pi.N.5.20.