Root: dura

Root: dynam

Root: equi

Root: fac, fact, fic

Root: fid, fide, feder

Root: fin

Root: flex, flect

Root: fort, forc

Root: fract

Root: gen

Vocab: Existing, persisting, or enduring for a limited time only

Vocab: An act or instance of breaking a law or regulation

Vocab: A beginning or origin of anything

Vocab: Loyalty or devotion, as to a person or cause

Vocab: To throw or bend back (light or sound, for example) from a surface

Vocab: A stable condition in which forces cancel one another

Vocab: Of or relating to physical force or energy

Vocab: Strength of mind that allows one to endure pain or adversity with courage

Vocab: The time during which something exists or lasts

Vocab: to make or process (a raw material) into a finished product, especially by means of large-scale industrial operation