resource vs livelihood

resource and livelihood both are nouns.

Word	Noun	Adjective	Verb	Adverb
resource	Yes	No	No	No
livelihood	Yes	No	No	No

As nouns, livelihood is a hyponym of resource; that is, livelihood is a word with a more specific, narrower meaning than resource:

resource: available source of wealth; a new or reserve supply that can be drawn upon when needed
livelihood: the financial means whereby one lives

resource (noun)	livelihood (noun)
a source of aid or support that may be drawn upon when needed	the financial means whereby one lives
the ability to deal resourcefully with unusual problems
available source of wealth; a new or reserve supply that can be drawn upon when needed