take in water vs bilge

take in water is not a noun while bilge is a noun.

Word	Noun	Adjective	Verb	Adverb
take in water	No	No	Yes	No
bilge	Yes	No	Yes	No

As verbs, take in water and bilge are synonyms defined as:

take in water (noun)	bilge (noun)
	where the sides of the vessel curve in to form the bottom
	water accumulated in the bilge of a ship

take in water (verb)	bilge (verb)
take in water at the bilge	take in water at the bilge
	cause to leak