ULTRATARIAN

adjective \ˈəl-trə-'ter-ē-ən \

FLEXITARIAN:

adjective \ ˌflek-sə-ˈter-ē-ən \

Someone who has a primarily vegetarian diet but occasionally eats meat or fish.

SOURCE: https://www.merriam-webster.com/dictionary/flexitarian

PLANT-BASED:

adjective \ ˈplɑːntˌbeɪst \

Someone whose diet centres around food derived from plants.

SOURCE: https://dictionary.cambridge.org/dictionary/english/plant-based

VEGAN:

adjective \ ˈvē-gən \

Someone who consumes no food (such as meat, eggs, or dairy products) that comes from animals as a strict rule.

SOURCE: https://www.merriam-webster.com/dictionary/vegan

YOGI:

adjective \ ˈyō-gē \

Someone who practices yoga for balance and exercise.

SOURCE: https://www.merriam-webster.com/dictionary/yogi

VEGETARIAN:

adjective \ ˌve-jə-ˈter-ē-ən \

Someone who consumes no foods made of meat but in some cases will consume eggs or dairy products.

SOURCE: https://www.merriam-webster.com/dictionary/vegetarian