"No" is usually an interjection or an adjective, but never a verb!
Coincide is a verb. Coincidental is the adjective.
Surge is a noun (a surge) and a verb (to surge). It is not an adjective.
Verb
It's an adjective.
Certain is an adjective.
No, it is a verb or a noun (to go around, to surround; a round shape). The adjective form is circular.
Adjective.
peeked a adjective or verb
No, it is an adjective. Breathe is a verb, breathing is a verb too... but then breathable is an adjective, which makes unbreathable an adjective.
It's an adjective.
Restless is an adjective. Restless is not a verb.
Verb: to fascinate Adjective: fascinating
verb of brave?
penetrate is an adjective
Coincide is a verb. Coincidental is the adjective.
Wet can be used as an adjective. It can also be used as a verb to describe an action.
Adjective, because it describes a noun, not a verb.