strident
stri-dent
adjective
Loud, harsh, and unpleasant in sound; or forcefully expressing an opinion, often unwelcome.
"Her strident voice cut through the noise."
Thesaurus
Synonyms: vociferous, clamant, blatant, clamorous, noisy, imperative, shrill, cacophonous, raucous, cacophonic, continuant, fricative