In the medical term osteoarthritis, how many word roots are there?

Three words

osteo - of the bone

arthr - joint

itis - inflammation

Explanation:

The root word refer to the primary lexical unit of a word, and of a word family.  It is the core of a word and it contains the fundamental meaning of the word beyond which the word cannot be further broken down

Osteoarthritis is derived from the Greek words osteo which means of the bone and arthr which means joint and itis which means inflammation

lebron is who she like better

paine is arguying that they had tried everything before coming to the conclusion that they needed to fight for their freedom.

argument: "every quiet method for peace hath been ineffectual."

claim 1: "our prayers have been rejected with disdain; and only tended to convince us, that nothing flatters vanity, or confirms obstinacy in kings more than repeated petitioning and nothing hath contributed more than that very measure to make the kings of europe absolute."

claim 2: "wherefore, since nothing but blows will do, for god’s sake, let us come to a final separation, and not leave the next generation to be cutting throats, under the violated unmeaning names of parent and child."