| loudmouth | (noun) a person who causes trouble by speaking indiscreetly | Synonyms: blusterer |
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| loudness | (noun) the magnitude of sound (usually in a specified direction) | Synonyms: intensity, volume |
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| (noun) tasteless showiness | Synonyms: brashness, flashiness, garishness, gaudiness, glitz, meretriciousness, tawdriness |
| loudspeaker | (noun) electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance | Synonyms: loudspeaker system, speaker, speaker system, speaker unit |
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