ἐμβᾰθύνω,
make deep, hollow out, βόθρια [[ 4th c.AD: Alciphro Epistolographus 3.13 ] Refs 4th c.AD+]; cause to sink deep in, κακίαν ἑαυτοῖς [[ 1st-2nd c.AD: Plutarchus Biographus et Philosophus 2.1128e. ] Refs 1st c.AD+]
__II intransitive, go deep into, τοῖς νόμοις, ταῖς ἐπιστήμαις, [[ 1st c.AD: Philo Judaeus 1.18, 341 ] Refs 1st c.AD+]; sink deep in, εἰς κάθισιν [[ LXX.Jer.30.8 (49.30). ] LXX]