1 tn Heb “goes in deeper” (cf. NASB, NRSV). The verb נָחֵת (nakhet) “to go down; to descend” with the preposition בְּ (bet) means “to descend into; to make an impression on” someone.
2 tn The form is the Hiphil infinitive of נָכָה (nakhah) with the comparative מִן, min. The word “fool” then would be an objective genitive – more than blows to/on a fool.