Strong's #391: 'akzab (pronounced ak-zawb')
from 3576; falsehood; by implication treachery:--liar, lie.
Brown-Driver-Briggs Hebrew Lexicon:
'akzâb
1) deceitful, treacherous, deception, lie, deceptive, disappointing
Part of Speech: adjective
Relation: from H3576
Usage:
This word is used 2 times:
Jeremiah 15:18: "to be healed? wilt thou be altogether unto me as a liar, and as waters that fail?"
Micah 1:14: "Moresheth-gath: the houses of Achzib shall be a lie to the kings of Israel."