Difference between Shrillness and Stridency

SHRILLNESS vs STRIDENCY: NOUN

The quality of being sharp or harsh to the senses
The result or product of being shrill.
The property of being shrill.
The quality or state of being shrill.
The quality of being shrill; acuteness of sound; high pitch and sharpness or fineness of tone or voice.
Having the timbre of a loud high-pitched sound

Vitriol, Fierceness, Nasality, Earnestness, Vituperation, Nastiness, Pomposity, Bombast, Viciousness, Peevishness, Vehemence, Pompousness, Histrionics, Stridence, Stridency

Gruffness, Earnestness, Belligerence, Ferocity, Viciousness, Boldness, Bellicosity, Pugnacity, Rhetoric, Peevishness, Bombast, Forcefulness, Vehemence, Stridence, Shrillness

Facetiousness, Sanctimoniousness, Demagoguery, Vitriol, Nasality, Earnestness, Vituperation, Nastiness, Bombast, Peevishness, Vehemence, Pompousness, Histrionics, Stridence, Stridency

Fervency, Eloquence, Directness, Gruffness, Earnestness, Belligerence, Ferocity, Boldness, Pugnacity, Rhetoric, Peevishness, Bombast, Forcefulness, Vehemence, Stridence

Objectionable noises due to intermittence, beat, frequency or shrillness shall be muffled so as not to become a nuisance to adjacent occupants.
His voice is a rich alto rather than a vertiginous soprano, with a resonant warmth and an absence of shrillness.
The shrillness of the fake optimism across the MSM these days is simply absurd.
For your use, think while you make reeds reeds that tend shrillness!
Voices had great presence, and highs lots of sheen with no shrillness.
CITATION COMMENTS due to intermittence, beat, frequency or shrillness.

Some of the stridency has lessened, and people seem to be reassured that the cases will be handled in a just and equitable manner.
In our polarized political environment, there's some stridency and detachment from (at least, political) reality on the left, too.
The sampled Synclavier cello underneath his vocal line seems to match his stridency.
American officials because it came in all its stridency four days before the arrival of President Ford.
But in general, collectors say the trend is toward diplomacy, not stridency.
The stridency of this deregulation and open market argument varies.
Other people will have to judge about the stridency.