Cacophonous(adjective)
Meaning: involving or producing a harsh, discordant mixture of sounds.
Hindi meaning:कर्कश, बेताल
Synonyms: Thunderous, Raucous, Dissonant, Unmelodious, Strident, Horrisonant
Antonyms: Harmonious, Melodic, Dulcet, Euphonious, Canorous
Example: This city is just too cacophonous for meaningful conversation.
Trick to remember: Phone me kahi logo ki awaz Cacophonous aati hai. 
