The odd one out is "deadly", which is an adjective.

Examples:

a deadly snake [adjective]

She looked at me fiercely. [adverb]

They looked at me knowingly. [adverb]

He put the glass down carefully. [adverb]

Swiftly

Not usually. Heavy is an adjective. It modifies a noun. e.g . "a heavy cat."

Heavily is an adverb. It modifies a verb. "He sighed heavily."

There are, however, rare uses of 'heavy' as an adverb, most commonly where the verbs 'weigh' and 'lie' and 'hang' are used.

Heavily is the adverb form of heavy.
Heavily

"While the red light is on" is the adverb clause in the sentence. It provides information about when someone may not enter the studio.

No, thunder is not an adverb. Thunder is a noun, referring to the loud rumbling sound that follows a lightning flash in a storm.

The adverb of hurry is hurriedly.

An example sentence is: "she hurriedly rushed out the door to catch the bus".

Yes, "lightly" is an adverb. It is used to modify verbs, adjectives, or other adverbs to indicate a small degree or intensity of an action or quality.

No, complex is an adjective. The related adverb form is "complexly."

No, the word 'felt' is not an adverb. In this context, it is a past tense verb.

No, "rippling" is not an adverb. It is actually a present participle verb form that can describe something undulating or moving in a series of small waves.

"Swiftly" is an adverb. It describes how an action is done, in this case, indicating that something is done quickly or promptly.

"Shines" is not an adverb, it is a verb. An adverb typically describes how an action is done, while a verb is the action itself.

No, "billowing" is not an adverb. It is a verb form used to describe how something appears to be moving in a flowing or undulating manner, such as "the smoke billowing from the chimney."

Yes, "shockingly" is an adverb. It is a word that modifies a verb, adjective, or another adverb by providing information on the manner or degree of the action or state described.

No, "photocopier" is a noun, not an adverb. An adverb is a word that modifies a verb, adjective, or other adverb, typically answering questions like how, when, where, or to what degree something is done.

The adverb of haste is hastefully.
An example sentence is "he hastefully packed his bags".

A commercial radioisotope is a radioactive isotope that is produced and sold for various applications, such as medical imaging, cancer therapy, industrial radiography, and research. These isotopes emit radiation that can be used for specific purposes, depending on their properties and decay characteristics.

Crystallization occurs when particles in a solution come together in a specific pattern to form a solid crystal lattice structure. This process typically involves cooling a solution, causing the solute to precipitate out and form crystals. The arrangement of particles in the crystal lattice is dependent on factors such as temperature, pressure, and concentration of the solution.

No, "power" in "power outage" is a noun, not an adverb. An adverb modifies a verb, an adjective, or another adverb to provide more information about how, when, or where something happens.

Yes, "actually" is an adverb. It is often used to emphasize the truth or reality of a situation.

Kobe Bryant chose to wear number 8 during the early part of his career with the Lakers because it was the number he wore as a youth in Italy. He later switched to number 24 to symbolize a new chapter and to honor his growth and evolution as a player.

An echo occurs when sound waves are reflected off a surface and returned to the listener's ears with a slight delay. The delay is usually caused by the distance between the sound source and the reflective surface.

"Speeding" is a verb form that can be used as a gerund or present participle in a sentence. It can function as a noun or a verb, depending on how it is used in a sentence.