What is the difference?
In essence, “poor” and “pour” are two different words that can actually not be used interchangeably in a sentence.
‘Poor’ is a relative term denoting low monetary capacity or standards or low quality and efficiency more often in association with financial limitation. While “pour” refers to the action of emptying a container into another or combining it with the steady flow of rain.
“Poor” means lack and want, while “pour” pertains to the act of pouring or the placement of fluids. It makes communication accurate and clear, hence making the point that a particular thing is intended in its totality.