Lexical Definition

‎ὑπόκρισις‎ hypókrisis (hoop-ok'-ree-sis) hypocrisy ^G:N-F
from ‎ὑποκρίνομαι‎

condemnation, dissimulation, hypocrisy.

• acting under a feigned part, i.e. (figuratively) deceit ("hypocrisy")

Abbott-Smith

** ὑπό-κρισις, -εως, ἡ (< ὑποκρίνομαι, q.v.) [in LXX: II Mac 6:25 * ;]
1. a reply, answer (Hdt.).
2. play-acting (Arist., Polyb., al.). Metaph., pretence, hypocrisy: Mt 23:28, Mk 12:15, Lk 12:1, Ga 2:13, I Ti 4:2, I Pe 2:1 (Polyb., Pss Sol 4:7).†

Abbott-Smith References

Liddell-Scott-Jones

ὑπόκρισις-κρῐσις, εως, ἡ,

__I Ionic dialect (and perhaps in [Refs 3rd c.AD+], reply, answer [Refs 5th c.BC+]
__II Attic dialect, playing a part on the stage, [Refs 4th c.BC+]
__II.2 an orator's delivery, [Refs 5th c.BC+]; οἱ κατὰ τὴν ὑ. ῥήτορες orators who depend on their delivery, opposed to to the authors of written speeches, [Refs 4th c.BC+]
__II.2.b tone or manner of an animal's cry, ὁ κυνηγέτης ἀπὸ τῆς ὑ. ᾔσθετο τοῦ κυνὸς ὑλακτοῦντος νῦν μὲν ὅτι ζητεῖ τὸν λαγών, νῦν δὲ ὅτι εὗρεν.. [Refs 3rd c.AD+]
__II.3 metaphorically, playing a part, hypocrisy, outward show, [NT+6th c.BC+]
__II.4 ὑπόκρισιςκρισιν, as adverb, after the manner of, δελφῖνος ὑ. [Refs 5th c.BC+]

_{LSJ Scripture Refs: Matt.23.28}