Strong's #1425: dusnoetos (pronounced doos-no'-ay-tos)
from 1418 and a derivative of 3539; difficult of perception:--hard to be understood.
Thayer's Greek Lexicon:
́
dusnoētos
1) hard to be understood
Part of Speech: adjective
Relation: from G1418 and a derivative of G3539
Citing in TDNT: 4:963, 636
Usage:
This word is used 1 times:
2 Peter 3:16: "which are some things hard to be understood, which they that are unlearned and unstable"