IPA: /ˈskriːtʃiər/
KK: /ˈskriːtʃi/
Having a high-pitched, harsh sound that is more intense than usual.
The new brakes on the car are screechier than the old ones.
Comparative: screechier
Superlative: screechiest
Screechier → It is formed from "screech" (of imitative origin, meaning a harsh, shrill cry) and the suffix "-ier" (meaning more). The word "screechier" means more screeching or producing a harsher, shriller sound than something else.
Think of a sound that is 'more harsh' or 'more shrill' — that's what 'screechier' means, as it describes something that screeches even louder.
No commonly confused words.