Lexical Definition

‎διαπορέω‎ diaporéō (dee-ap-or-eh'-o) be perplexed G:V
from ‎διά‎ and ‎ἀπορέω‎

(be in) doubt, be (much) perplexed.

Usage: 2 forms in 4 verses
Form Translated As     In Verse(s)
διηπόρουν they were perplexed Acts.2.12
were perplexed Acts.5.24
διηπόρει was perplexed Luke.9.7Acts.10.17

Abbott-Smith

** δι-απορέω, -ῶ [in Sm.: Ps 76(77):5*, Da 2:1 * ;]
to be quite at a loss, be in great perplexity: absol., Ac 2:12; seq. διὰ τό, c. inf., Lk 9:7; περί, Ac 5:24; ἐν ἑαυτῷ, Ac 10:17.†

Abbott-Smith References

Book Refs
Psalms 77:5*
Daniel 2:1
Luke 9:7
Acts 2:12 · 5:24 · 10:17

Liddell-Scott-Jones

διαπορέω-έω,

to be quite at a loss, to be in doubt or difficulty, τί χρὴ δρᾶν [Refs 5th c.BC+]: in aorist passive, διηπορήθη [Refs 4th c.BC+]: perfect passive, διηπορημένος [Refs 1st c.AD+]:—middle, δ. ὑπ᾽ αἰσχύνης [Refs 5th c.BC+]

__2 to be in want, [Refs 4th c.BC+]
__II go through all the ἀπορίαι, [Refs]
__II.2 commonly only a stronger form of ἀπορέω, raise an ἀπορία, start a difficulty, [Refs 4th c.BC+]:—middle, διαπορεῖσθαί τι περί τινος [Refs 5th c.BC+]:—passive, to be matter of doubt or discussion, [Refs 5th c.BC+] a question arises about.., [Refs]