The verb of additional is add.
As in "to add something".
to modernize
The word "are" is a verb, the plural present tense form of the verb "to be."
The word 'neat' is not a verb.The word 'neat' is an adjective, a word used to describe a noun.The noun form of the adjective 'neat' is neatness.The verb form is to neaten.
The word 'departure' is the abstract noun form of the verb to depart.
certify
a verb form is dignify
The verb form of the word hard is harden.
The verb form is evolve (evolves, evolving, evolved).
Conclude is the verb form; conclude, concludes, concluding, concluded. The noun form of the word is conclusion.
The verb form of the word "nation" is "nationalize."
to modernize
The verb form of the word "inquiry" is "inquire."
The word "rain" is a verb in its base form.
The verb form is enthuse.
The word synchronized is a verb. It is the past tense form of the verb synchronize.
There is no verb form for the word "animal." You can't "animal" something.
Furnish is the verb form of furniture.