vulnerable vs defenseless

vulnerable and defenseless both are adjectives.

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

vulnerable (adjective)	defenseless (adjective)
susceptible to attack	lacking weapons for self-defense
susceptible to criticism or persuasion or temptation	having no protecting or concealing cover
capable of being wounded or hurt	lacking protection or support

vulnerable (adverb)	defenseless (adverb)
	without defense