neap tide vs neap

neap tide and neap both are nouns.

Word	Noun	Adjective	Verb	Adverb
neap tide	Yes	No	No	No
neap	Yes	No	No	No

As nouns, neap tide and neap are synonyms defined as:

neap tide and neap: a less than average tide occurring at the first and third quarters of the moon

neap tide (noun)	neap (noun)
a less than average tide occurring at the first and third quarters of the moon	a less than average tide occurring at the first and third quarters of the moon