nighness

As nouns the difference between terms and nighness

is that terms is while nighness is the quality or state of being nigh, or near.

As nouns the difference between highness and nighness

is that highness is while nighness is the quality or state of being nigh, or near.

As an adjective nigh

is (archaic|poetic) near, close by.

As a verb nigh

is to draw nigh (to); to approach; to come near.

As an adverb nigh

is almost, nearly.

As a preposition nigh

is near; close to.

As a noun nighness is

the quality or state of being nigh, or near.