slat vs lath

slat and lath both are nouns.

Word	Noun	Adjective	Verb	Adverb
slat	Yes	No	Yes	No
lath	Yes	No	No	No

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

slat: a thin strip (wood or metal)
lath: a narrow thin strip of wood used as backing for plaster or to make latticework

Other hyponyms of slat include fin, louver, louvre, splat, lag, stave.

slat (noun)	lath (noun)
a thin strip (wood or metal)	a narrow thin strip of wood used as backing for plaster or to make latticework

slat (verb)	lath (verb)
close the slats of (windows)
equip or bar with slats