"de" is not a root word. It is a prefix meaning "to undo" To debunk a theory is to undo it, to prove it false.
root word
Incred is not a root word. It is a root with a negating prefix.
able is the root in the word changeable
The root word means to stand. stigma is one word that has this root word.
compose
root word
de-
The root word of demerit is merit, which means something that deserves praise or reward. Demerit is the opposite of merit, indicating something that deserves blame or punishment.
The root word "luster" means shine or polish. It describes the quality of being shiny or glossy.
De
Incred is not a root word. It is a root with a negating prefix.
The root word means to stand. stigma is one word that has this root word.
growth the root word is physis
able is the root in the word changeable
compose
The root word is actually pens. This root word means to hang or weigh.
There is no root word fine. The root word could be fin which means end.