spineless vs unarmed

spineless and unarmed both are adjectives.

Word	Noun	Adjective	Verb	Adverb
spineless	No	Yes	No	No
unarmed	No	Yes	No	No

spineless (adjective)	unarmed (adjective)
lacking spiny processes	(used of persons or the military) not having or using arms
lacking a backbone or spinal column	(used of plants or animals) lacking barbs or stings or thorns
lacking courage or vitality
lacking thorns