We can complete the sentence taking the context into consideration by saying that "A fortification is a noun that means 'something that protects.'"
What is a noun?
A noun is simply a word that names something or someone, as opposed to verbs, which indicate a condition or an action. That is why we can use "noun" to complete the sentence, taking the context into consideration.
In the first part, we are told that "fortify" is a verb that means to protect. In the second part, we can complete the sentence by saying that "fortification" is a noun that means "something that protects."
Learn more about nouns here:
https://brainly.com/question/406458
