vicissitude

Meaning

Noun

• Regular change or succession from one thing to another, or one part of a cycle to the next; alternation; mutual succession; interchange.
• A change, especially in one's life or fortunes.

Origin

• From Middle French vicissitude, from Latin vicissitūdō ("change"), from vicissim, from vicis, whence Spanish vez and French fois ("time (as in "next time"), occurrence").