paillasse vs palliasse

paillasse and palliasse both are nouns.

Word	Noun	Adjective	Verb	Adverb
paillasse	Yes	No	No	No
palliasse	Yes	No	No	No

As nouns, paillasse and palliasse are synonyms defined as:

paillasse and palliasse: mattress consisting of a thin pad filled with straw or sawdust

paillasse (noun)	palliasse (noun)
mattress consisting of a thin pad filled with straw or sawdust	mattress consisting of a thin pad filled with straw or sawdust