Keyword Cannibalization- Do not target 1 keyword for multiple pages. When you have too many identical or similar keywords spread throughout the content on your website. As a result, a search engine like Google can't discern which content to rank higher.
Keyword density /frequency/time of use- 1-2% (this means the target keyword appears about one to two times per 100 words. keyword appears enough times to show search engines what the page is about without engaging in keyword stuffing.)
Keyword Prominence- refers to how importance of keywords within your web page.
Keyword Proximity- Keyword proximity refers to how close two or more keywords are to each other. You will achieve higher rankings if you place your keywords close together.
