lichgate vs lychgate

lichgate and lychgate both are nouns.

Word	Noun	Adjective	Verb	Adverb
lichgate	Yes	No	No	No
lychgate	Yes	No	No	No

As nouns, lichgate and lychgate are synonyms defined as:

lichgate and lychgate: a roofed gate to a churchyard, formerly used as a temporary shelter for the bier during funerals

lichgate (noun)	lychgate (noun)
a roofed gate to a churchyard, formerly used as a temporary shelter for the bier during funerals	a roofed gate to a churchyard, formerly used as a temporary shelter for the bier during funerals