Star
Part of speech: verb
Definition: To appear as a featured performer or headliner, especially in an entertainment program. To mark with a star or asterisk.
Part of speech: noun
Definition: A small luminous, immobile dot in the sky. A luminous celestial body, made up of plasma (particularly hydrogen and helium) and having a spherical shape. Depending on context the sun may or may not be included. A concave polygon with regular, pointy protrusions and indentations, generally with five or six points. A widely-known person; a celebrity. Actors in leading roles in movies, television shows and other dramatic media. An exceptionally talented person, often in a specific field. An asterisk (*). A symbol used to rate quality, notably used for hotels, with ratings from 1 (poor quality) to 5 stars (top quality).
Example sentence: What is love? It is the morning and the evening star.
Principal
Part of speech: adjective
Definition: Primary; most important in a group.
Part of speech: noun
Definition: The money originally invested or loaned, on which basis interest and returns are calculatedThe principal administrator of a schoolOne who directs another (the agent) to act on one's behalfA company represented by a sales person
Example sentence: The principal factors which influenced my life are 1) nonviolent tactics; 2) constitutional means; 3) democratic procedures; 4) respect for human personality; 5) a belief that all people are one.