Vine's Expository Dictionary: View Entry
TDNT Reference: 6:10,818
ἀπειθέω apeithéō, ap-i-theh'-o; from G545; to disbelieve (wilfully and perversely):—not believe, disobedient, obey not, unbelieving.
The KJV translates Strong's G544 in the following manner: believe not (8x), disobedient (4x), obey not (3x), unbelieving (1x).
not to allow one's self to be persuaded
to refuse or withhold belief
to refuse belief and obedience
not to comply with
Strong's Number G544 matches the Greek ἀπειθέω (apeitheō),
which occurs 16 times in 16 verses
in the TR Greek.