Strive vs Invest - What's the difference?

In obsolete|lang=en terms the difference between strive and invest

is that strive is (obsolete) strife; contention while invest is (obsolete) to put on (clothing).

As verbs the difference between strive and invest

is that strive is to try to achieve a result; to make strenuous effort; to try earnestly and persistently while invest is (dated) to clothe or wrap (with garments).

As nouns the difference between strive and invest

is that strive is (obsolete) an effort; a striving while invest is (meteorology) an unnamed tropical weather pattern "to investigate" for development into a significant (named) system