ear-splitting

deafening

ˈdɛf(ə)nɪŋ

adjective

(of a noise) so loud as to make it impossible to hear anything else.

the music reached a deafening crescendo

very loud,extremely noisy,ear-splitting,ear-piercing,ear-shattering,booming,thundering,thunderous,tumultuous,roaring,blaring,resounding,resonant,reverberating,reverberant,echoing,ringing,dinning,carrying,overpowering,overwhelming,almighty,mighty,tremendous

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cacophonous

kəˈkɒf(ə)nəs

adjective

involving or producing a harsh, discordant mixture of sounds.

the cacophonous sound of slot machines

loud, noisy, ear-splitting, blaring, booming, thunderous, deafening, discordant, dissonant, inharmonious, unmelodious, unmusical, tuneless, harsh, strident, screeching, screechy, grating, jarring, jangling

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absonant

/ˈæbsənənt/

adjective

Discordant or unreasonable.

loud,noisy,ear-splitting,blaring,booming,thunderous,deafening

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