break in pieces, break small, Pl. Cra. 426e, A. Ag. 1595; Νεῖλος βώλακα θ. Theoc. 17.80:—Pass., to be broken small, θρύπτεσθαι κερματιζόμενον ἀνάγκη πᾶν τὸ ὄν Pl. Prm. 165b, cf. AP 12.61; χιόνος τὰ μάλιστα θρυφθησόμενα Arr. l.c.; of dried leguminous seeds, split, Thphr. HP 8.11.3, cf. Sens. 51; of air, to be dispersed, Arist. de An. l.c., Theo Sm. p.50 H.: the literal sense is more common in compds. ἀπο-, διαθρύπτω, etc.
metaph. in moral sense, enfeeble, esp. by debauchery and luxury, θ. τὰν ψυχάν Ti.Locr. 103b; corrupt, [τινα] Pl. Lg. 778a, Phld. Mus. p.79K.; θ. τὰς ψυχὰς καὶ τὰ σώματα Jul. Or. 1.10c; [οἱ κόλακες] ἀποκναίουσι τῶν κολακευομένων τὰ ὦτα θρύπτοντες Ph. 1.453; θ. ἑαυτόν,= θρύπτεσθαι (v. infr.), Ael. Ep. 9.
more freq. in Pass., with fut. Med., to be enervated, unmanned, μαλακίᾳ θρύπτεσθαι X. Smp. 8.8; ἁπαλός τε καὶ τεθρυμμένος Luc. Charid. 4; θρύπτεται ἡ ὄψις is enfeebled, Plu. Fac.lun. 2.936f; οἱ τεθρυμμένοι τὰς ὄψεις weak-sighted people, A.D. Synt. 199.5.
wanton, riot, ὅλην ἐκείνην εὐφρόνην ἐθρύπτετο f.l. in [S.]Fr. 1127.9, cf. Luc. Pisc. 31, Anach. 29; display moral weakness, POxy. 471.80 (ii A.D.); ἡδοναῖς ἀνάνδροις θ. Plu. Amat. 2.751b; ἐπὶ τῷ κάλλει Phld. Hom. p.55 O.; ὄμμα θρυπτόμενον a languishing eye, AP 5.286.8 (Agath.).
to be coy and prudish, bridle up, esp. when asked a favour, θρύψομαι Ar. Eq. 1163; ὡρᾳζομένη καὶ θρυπτομένη Eup. 358; ἁβρὰ καὶ θ. Charito 5.3; ἐθρύπτετο ὡς οὐκ ἐπιθυμῶν λέγειν Pl. Phdr. 228c, cf. 236c, X. Smp. 8.4; or when one pretends to decline an offer, Plu. Mar. 14, Ant. 12; θρύπτεσθαι πρός τινα give oneself airs to ward him, Id. Flam. 18, Luc. DMeretr. 12.1.
grow conceited, τινι in or of a thing, AP 7.218.2 (Antip. Sid.); ἐσθῆτι πολυτελεῖ Ael. VH 1.19, etc.; brag, Hld. 2.10.