Yes the word renewal is a noun. It is the act of renewing.
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destruction, exhaustion
Fugitive has no root word it is the root word.
There is no root word of river. It itself is a root word.
the root word is'confirminglyishness'
The root word of "unusual" is "usual."
the root word is decor and that is the root word of decorate
The root word is gift.
The root word of "endless" is "end."
renaissance = rebirth or renewal
Tri is the root word of intricate. The root word means three.