Lexical Definition

‎ἐκταράσσω‎ ektarássō (ek-tar-as'-so) to disturb greatly G:V
from ‎ἐκ‎ and ‎ταράσσω‎

exceedingly trouble.

Usage: 3 forms in 4 verses
Form Translated As     In Verse(s)
ἐκταράσσουσιν exceedingly trouble Acts.16.20
εξετάραξάν disturbed LXX.Ps.18.4LXX.Ps.88.16
εκταράσσουσιν they disturb LXX.Isa.3.12

Abbott-Smith

ἐκ-ταράσσω [in LXX: Ps 18:4* (בּﬠת pi.), Ps 88:16* (צמת), Wi 17:3, 4 18:17 * ;]
to throw into great trouble, agitate: Ac 16:20.†

Abbott-Smith References

Book Refs
Psalms 18:4* · 88:16*
Acts 16:20

Liddell-Scott-Jones

ἐκταράσσω-άσσω,

Attic dialect ἐκταράττω, throw into confusion, τοὺς ἵππους [Refs 1st c.BC+]; agitate, τὸν δῆμον [Refs 1st c.AD+]:—passive, to be greatly troubled, be confounded, ὑπό τινος [Refs 5th c.BC+]

__II in passive also, to have a bowel-complaint, κοιλίη ἐκταραχθεῖσα [Refs 5th c.BC+]