wash vs lave

wash is a noun but lave is not a noun.

Word	Noun	Adjective	Verb	Adverb
wash	Yes	No	Yes	No
lave	No	No	Yes	No

As verbs, wash and lave are synonyms defined as:

As verbs, wash and lave are synonyms defined as:

Other synonyms of wash include lap.

As verbs, lave is a hypernym of wash; that is, lave is a word with a broader meaning than wash:

Other hypernyms of wash include wash.

wash (noun)	lave (noun)
any enterprise in which losses and gains cancel out
the work of cleansing (usually with soap and water)
garments or white goods that can be cleaned by laundering
a watercolor made by applying a series of monochrome washes one over the other
a thin coat of water-base paint
the dry bed of an intermittent stream (as at the bottom of a canyon)
the flow of air that is driven backwards by an aircraft propeller
the erosive process of washing away soil or gravel by water (as from a roadway)

wash (verb)	lave (verb)
cleanse (one's body) with soap and water	cleanse (one's body) with soap and water
to cleanse (itself or another animal) by licking	wash one's face and hands
remove by the application of water or other liquid and soap or some other cleaning agent	wash or flow against
make moist
wash or flow against
form by erosion
wash by removing particles
cleanse with a cleaning agent, such as soap, and water
separate dirt or gravel from (precious minerals)
clean with some chemical process
apply a thin coating of paint, metal, etc., to
move by or as if by water
be capable of being washed
admit to testing or proof