IPA: /ˈkriːpɪŋ/
KK: /ˈkripɪŋ/
Describing something that is happening slowly and gradually, often in a way that is not easily noticed.
There was a creeping feeling of anxiety as the deadline approached.
Creeping → It is formed from "creep" (from Old English "crēopan", meaning to crawl or move slowly) and the suffix "-ing" (indicating the action or process of). The word "creeping" refers to the action of moving slowly and quietly, often close to the ground.
Imagine someone 'crawling' ('crēopan') slowly and quietly — that's what 'creeping' means.