tension vs tensity

tension and tensity both are nouns.

Word	Noun	Adjective	Verb	Adverb
tension	Yes	No	No	No
tensity	Yes	No	No	No

As nouns, tension and tensity are synonyms defined as:

tension and tensity: the physical condition of being stretched or strained

Other synonyms of tension include tautness, tenseness.

tension (noun)	tensity (noun)
the action of stretching something tight	the physical condition of being stretched or strained
(physics) a stress that produces an elongation of an elastic physical body
feelings of hostility that are not manifest
the physical condition of being stretched or strained
a balance between and interplay of opposing elements or tendencies (especially in art or literature)
(psychology) a state of mental or emotional strain or suspense