LOUDLY

loudly, loud, aloud

(adverb) with relatively high volume; “the band played loudly”; “she spoke loudly and angrily”; “he spoke loud enough for those at the back of the room to hear him”; “cried aloud for help”

forte, loudly

(adverb) used as a direction in music; to be played relatively loudly

obstreperously, loudly, clamorously

(adverb) in manner that attracts attention; “obstreperously, he demanded to get service”

Source: WordNet® 3.1

Etymology

Adverb

loudly (comparative loudlier or more loudly, superlative loudliest or most loudly)

In a loud manner; at a high volume.

Synonym: loud

Antonym: quietly

Source: Wiktionary

Loud"ly, adv.

Definition: In a loud manner. Denham.

LOUD

Loud, a. [Compar. Louder; superl. Loudest.] Etym: [OE. loud, lud, AS. hl; akin to OS. hl, D. luid, OHG. l, G. laut, L. -clutus, in inclutus, inclitus, celebrated, renowned, cluere to be called, Gr. . Client, Listen, Slave a serf.]

1. Having, making, or being a strong or great sound; noisy; striking the ear with great force; as, a loud cry; loud thunder. They were instant with loud voices, requiring that he might be crucified. Luke xxiii. 23.

2. Clamorous; boisterous. She is loud and stubborn. Prov. vii. 11.

3. Emphatic; impressive; urgent; as, a loud call for united effort. [Colloq.]

4. Ostentatious; likely to attract attention; gaudy; as, a loud style of dress; loud colors. [Slang]

Syn.

– Noisy; boisterous; vociferous; clamorous; obstreperous; turbulent; blustering; vehement.

Loud, adv. Etym: [AS. hlude.]

Definition: With loudness; loudly. To speak loud in public assemblies. Addison.

Source: Webster’s Unabridged Dictionary 1913 Edition