unarmed vs defenseless

unarmed and defenseless both are adjectives.

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

unarmed (adjective)	defenseless (adjective)
(used of persons or the military) not having or using arms	lacking weapons for self-defense
(used of plants or animals) lacking barbs or stings or thorns	having no protecting or concealing cover
	lacking protection or support

unarmed (adverb)	defenseless (adverb)
	without defense