nigher vs nearer

nigher and nearer both are adverbs.

Word	Noun	Adjective	Verb	Adverb
nigher	No	No	No	Yes
nearer	No	No	No	Yes

As adverbs, nigher and nearer are synonyms defined as:

nigher and nearer: (comparative of `near' or `close') within a shorter distance

Other synonyms of nigher include closer.

nigher (adverb)	nearer (adverb)
(comparative of `near' or `close') within a shorter distance	(comparative of `near' or `close') within a shorter distance