semi-vegetarianism vs flexitarianism

semi-vegetarianism and flexitarianism both are nouns.

Word	Noun	Adjective	Verb	Adverb
semi-vegetarianism	Yes	No	No	No
flexitarianism	Yes	No	No	No

As nouns, semi-vegetarianism and flexitarianism are synonyms defined as:

semi-vegetarianism and flexitarianism: The practice of eating mainly vegetarian food, but making occasional exceptions for social, pragmatic, cultural, or nutritional reasons.

semi-vegetarianism (noun)	flexitarianism (noun)
The practice of eating mainly vegetarian food, but making occasional exceptions for social, pragmatic, cultural, or nutritional reasons.	The practice of eating mainly vegetarian food, but making occasional exceptions for social, pragmatic, cultural, or nutritional reasons.