IPA: /əˈbrʌptɪst/
KK: /əˈbrʌptɪst/
This word describes something that happens suddenly and unexpectedly, often in a way that is surprising or jarring. It is the most extreme form of the word that means to change or stop quickly.
The abruptest change in temperature occurred overnight, surprising everyone.
Comparative: more abrupt
Superlative: abruptest
Abruptest is formed from "abrupt" (from Latin "abruptus", meaning broken off or steep) and the superlative suffix "-est" (meaning most). The word "abruptest" means the most steep or broken off, indicating a sudden or steep change.
Think of something that is the 'most steep' or 'most broken off' — that's what 'abruptest' means.
No commonly confused words.