synchronal vs synchronic

synchronal and synchronic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
synchronal	No	Yes	No	No
synchronic	No	Yes	No	No

As adjectives, synchronal and synchronic are synonyms defined as:

synchronal and synchronic: occurring or existing at the same time or having the same period or phase

Other synonyms of synchronal include synchronous.

synchronal (adjective)	synchronic (adjective)
occurring or existing at the same time or having the same period or phase	concerned with phenomena (especially language) at a particular period without considering historical antecedents
	occurring or existing at the same time or having the same period or phase
	(of taxa) occurring in the same period of geological time