crib vs corncrib

crib and corncrib both are nouns.

Word	Noun	Adjective	Verb	Adverb
crib	Yes	No	Yes	No
corncrib	Yes	No	No	No

As nouns, corncrib is a hyponym of crib; that is, corncrib is a word with a more specific, narrower meaning than crib:

crib (noun)	corncrib (noun)
a card game (usually for two players) in which each player is dealt six cards and discards one or two	a crib for storing and drying ears of corn
the cards discarded by players at cribbage
baby bed with high sides made of slats
a bin or granary for storing grains
a literal translation used in studying a foreign language (often used illicitly)

crib (verb)	corncrib (verb)
line with beams or planks
take unauthorized (intellectual material)
use a crib, as in an exam