nullah

As nouns the difference between barrage and nullah

is that barrage is barrier while nullah is a stream.

As nouns the difference between nullah and river

is that nullah is a stream while river is a large and often winding stream which drains a land mass, carrying water down from higher areas to a lower point, ending at an ocean or in an inland sea.

As a verb river is

to improve one’s hand to beat another player on the final card in a poker game.

As a proper noun River is

a given name derived from English.

As nouns the difference between nullah and mullah

is that nullah is a stream while mullah is a Muslim religious scholar and teacher of sharia law.

As a noun nullah

is a stream.

As an adjective nullar is

pertaining to a language form referring to none of something; compare singular used for one and plural for more than one.