The root of the word efficacy is "efficac-" which comes from the Latin word "efficāx" meaning "effective" or "capable of producing a desired effect."
The root word of "unusual" is "usual."
Con is the root word in that word. The base is condense.
The root word is gift.
The root word of "endless" is "end."
Tri is the root word of intricate. The root word means three.
Efficacy is a noun that means "the ability to produce a desired or intended result." Therefore, an example of a sentence using the word efficacy is, "Chemotherapy has been shown to have an efficacy to stop cancerous cells from growing."
Efficacy is the ability to create a desired result. A sentence using this word would be, "The medicine worked as expected, proving the efficacy of the treatment."
Efficacy
Your Answer: Efficacy
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 is decor and that is the root word of decorate
Con is the root word in that word. The base is condense.
The root word is gift.
The root word for "combine" is "com-" which means "together" or "with".
The root of the word unbreakable is break.