quad vs sib

quad and sib both are nouns.

Word	Noun	Adjective	Verb	Adverb
quad	Yes	No	No	No
sib	Yes	No	No	No

As nouns, sib is a hypernym of quad; that is, sib is a word with a broader meaning than quad:

Other hypernyms of quad include sibling.

quad (noun)	sib (noun)
a rectangular area surrounded on all sides by buildings	one related by blood or origin; especially on sharing an ancestor with another
(printing) a block of type without a raised letter; used for spacing between words or sentences	a person's brother or sister
a muscle of the thigh that extends the leg
one of four children born at the same time from the same pregnancy