Lexical Definition

‎ἐνδύνω‎ endýnō (en-doo'-no) to sneak ^G:V
from ‎ἔννομος‎ and ‎δύνω‎

creep.

• to sink (by implication, wrap (compare ‎ἐνδύω‎) on, i.e. (figuratively) sneak

Abbott-Smith

ἐν-δύνω, v.s. ἐνδύω.

Liddell-Scott-Jones

ἐνδύνω

or ἐνδύνω (ἐνδυνέω variant in [Refs 5th c.BC+], with middle ἐνδύομαι, future -δύσομαι: aorist 1 -εδυσάμη; Epic dialect aorist or imperfect -εδυσόμην: aorist 2 active -έδυν: perfect -δέδῡκα:

__I with accusative of things vel loci, go into,
__I.1 of clothes, put on, ἔνδυνε χιτῶνα [Refs 8th c.BC+]; τὴν σκευήν[Refs 5th c.BC+]perfect ἐνδέδῡκα, wear, κιθῶνας λινέους [Refs 5th c.BC+]:—middle, ἐν δ᾽ αὐτὸς ἐδύσετο χαλκόν [Refs 8th c.BC+]; ἐνδύεσθαι ὅπλα variant in [Refs 5th c.BC+]; also τὸν Ταρκύνιον ἐνδύεσθαι assume the person of T., [NT+1st c.BC+]:—passive, to be clothed in, have on, ἐσθῆτα ἐνδεδύσθαι [Refs 5th c.BC+]
__I.2 enter, press into, with accusative, ἐν δέ οἱ ἦτορ δῦν᾽ ἄχος ἄτλητον [Refs 8th c.BC+]; ἀκοντιστὺν ἐνδύσεαι thou wilt enter the contest [Refs 5th c.BC+]; also ἐ. εἰς.. [Refs 5th c.BC+]; εἰς τὴν ἐπιμέλειαν ἐνδῦναι enter upon it, undertake it, [Refs 5th c.BC+]: absolutely, enter, [Refs 5th c.BC+] insinuate oneself into their minds, [Refs 5th c.BC+]; ἐνὶ χροῒ δύετο ῥινὸς ἐντυπάς Epic.in[Refs]perfect passive, φυσικαῖς ἐνδεδυμένος αἰτίαις uncertain in [Refs 1st c.AD+]: absolutely, creep in, variant for{ἐσ-}, [Refs 5th c.BC+]slip through, [Refs 1st c.AD+]
__I.3 sink in, hence τρίβος ἐνδεδυκώς sunken path, [Refs]; ῥίς sunken nose, [Refs]
__II causal in present ἐνδύνω, future -δύσω: aorist 1 -έδυσα:—put on another, clothe in, with double accusative, τὴν ἐξωμίδ᾽ ἐνδύσω σε [Refs 5th c.BC+]
__II.2 clothe, ἐνδύουσι τὤγαλμα [Refs 5th c.BC+]; σύ με ἐνδέδυκας [probably ῠ] [Refs 2nd c.AD+]

_{LSJ Scripture Refs: Eph.4.24}