fibril vs strand

fibril and strand both are nouns.

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

As nouns, fibril and strand are synonyms defined as:

Other synonyms of fibril include filament.

fibril (noun)	strand (noun)
a very slender natural or synthetic fiber	a necklace made by stringing objects together
	line consisting of a complex of fibers or filaments that are twisted together to form a thread or a rope or a cable
	a pattern forming a unity within a larger structural whole
	a poetic term for a shore (as the area periodically covered and uncovered by the tides)
	a very slender natural or synthetic fiber

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