what is proximity of the keywords?

can anybody tell me about the proximity of the keyword??

A search term can be made up of a combination of keywords. The keyword proximity refers to the distance between the search term’s individual keywords.

Keyword Proximity means how close or how far two keywords are placed from each other. It is recommended that two keywords should be placed at a distance of one paragraph or two paragraphs which are close to four to five lines and it also depends on the Word COunt

Keyword proximity refers to the distance between two keywords in a piece of text. The closer the keywords are to each other, the higher the proximity. Keyword density is the number of times a keyword appears in a piece of text, divided by the total number of words in the text.