Softly, quietly, or silently would all be suitable opposites for loudly.
Attack is to hit the note loudly and strongly. Decay is the opposite.
more loudly, most loudly
No, "vocal" is not the opposite of "advance." The opposite of "advance" would be terms like "retreat," "withdraw," or "move back." "Vocal" pertains to expressing opinions or feelings openly and loudly.
The comparative form of "loudly" is "more loudly."
The past tense of "he laughs loudly" is "he laughed loudly."
To bellow means to shout loudly. The opposite of that would be to be silent, or be quiet. You could also say to whisper. A bellow is the shout itself. The opposite of that would be a whisper or a quiet word.
Yes, for example: He spoke loudly. Spoke is the verb and loudly describes how.
The correct spelling is "loudly" (high volume).
Loudly is an adverb.
Loudly is an Adverb.
Loudly is an Adverb.
dh