IPA: /əˈkjuːtər/
KK: /əˈkyutər/
More intense or sharp than something else; often used to describe a feeling, sound, or situation that is stronger or more severe.
The doctor noted that the patient was experiencing acuter pain than before.
Acuter → It is formed from "acutus" (meaning sharp or pointed) in Latin, and the suffix "-er" (meaning more). The word "acuter" means more sharp or pointed in comparison to something else.
Think of something that is 'sharper' or 'more pointed' — 'acutus' means sharp, and '-er' indicates a comparison.