odd-even check vs parity check

odd-even check and parity check both are nouns.

Word	Noun	Adjective	Verb	Adverb
odd-even check	Yes	No	No	No
parity check	Yes	No	No	No

As nouns, odd-even check and parity check are synonyms defined as:

odd-even check and parity check: a system of checking for errors in computer functioning

Other synonyms of odd-even check include redundancy check.

odd-even check (noun)	parity check (noun)
a system of checking for errors in computer functioning	a system of checking for errors in computer functioning