strand vs barb

strand and barb both are nouns.

Word	Noun	Adjective	Verb	Adverb
strand	Yes	No	Yes	No
barb	Yes	No	Yes	No

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

strand: a very slender natural or synthetic fiber
barb: one of the parallel filaments projecting from the main shaft of a feather

Other hyponyms of strand include cobweb, gossamer, chromatid, myofibril, myofibrilla, sarcostyle, rhizoid, hypha, paraphysis.

strand (noun)	barb (noun)
a necklace made by stringing objects together	one of the parallel filaments projecting from the main shaft of a feather
line consisting of a complex of fibers or filaments that are twisted together to form a thread or a rope or a cable	a subsidiary point facing opposite from the main point that makes an arrowhead or spear hard to remove
a pattern forming a unity within a larger structural whole	the pointed part of barbed wire
a poetic term for a shore (as the area periodically covered and uncovered by the tides)	an aggressive remark directed at a person like a missile and intended to have a telling effect
a very slender natural or synthetic fiber

strand (verb)	barb (verb)
bring to the ground	provide with barbs
drive (a vessel) ashore
leave stranded or isolated with little hope of rescue