Principal Definition & Meaning - Merriam-Webster
https://www.merriam-webster.com/dictionary/principal
Web1 : most important, consequential, or influential : chief the principal ingredient the region's principal city 2 : of, relating to, or constituting principal or a principal (see principal entry 2) principally ˈprin (t)-sə-p (ə-)lē -sə-bə-lē -splē adverb Principle vs. Principal: Usage Guide
DA: 36 PA: 54 MOZ Rank: 41