bad, evil, harm, ill, noisome, wicked

Strong’s Dictionary of Greek Words:

Greek:
κακός
Transliteration:
kakos
Phonic:
kak-os’
Meaning:
apparently a primary word; worthless (intrinsically, such; whereas 4190 properly refers to effects), i.e. (subjectively) depraved, or (objectively) injurious
KJV Usage:
bad, evil, harm, ill, noisome, wicked