quin vs quint

quin and quint both are nouns.

Word	Noun	Adjective	Verb	Adverb
quin	Yes	No	No	No
quint	Yes	No	No	No

As nouns, quin and quint are synonyms defined as:

quin and quint: one of five children born at the same time from the same pregnancy

Other synonyms of quin include quintuplet.

quin (noun)	quint (noun)
one of five children born at the same time from the same pregnancy	one of five children born at the same time from the same pregnancy
	the cardinal number that is the sum of four and one