firmly, weakly, strongly, boldly, barely.. etc.
It can be an adverb but is more often an adjective. The adverb is used primarily with the verb "stand."
The word 'at' is the adverb. Up is an adverb here. I think.
No. Stand is a noun, or verb (to stand up). There is no adverb than means in a standing manner, so you would use a preposition, or a synonym such as upright.
No, it is not an adverb. The word casting is a verb form and gerund (noun) than can be used as an adjective. There is no related adverb form.
The two participles are adjectives (interested and interesting) but the adverb interestingly is much more used than the adverb interestedly.
Louder can be used as both an adverb and an adjective. I shouted louder than him. (adverb) My voice is louder than his. (adjective)
The word "not" is an adverb, and it regularly modifies adjectives. When used with a linking verb, it serves to negates the link (e.g. is not) rather than the noun.
No, it is not an adverb. Fraction is a noun (a part). The word has come to be used as a verb, rather than the original, which is "fracture."
One adverb related to agreement is "agreeably." It means in an agreeable or amicable manner.It is used more frequently than the other adverb form, which is agreeingly.
Faster. Here, it is used as an adverb describing how the bus moved.
Not actually. The abbreviation i.e. is the Latin term "id est" (that is). Although often classified as an adverb, it is used like a conjunction to mean "in other words" and cannot stand by itself.
Still and quiet