IPA: /əˈprɛsɪvli/
KK: /əˈprɛsɪvli/
In a way that causes discomfort or hardship, often due to harsh conditions or treatment.
The heat was oppressively high, making it difficult to stay outside for long.
Oppressively → It is formed from "opprimere" (Latin, meaning to press down) and the suffix "-ively" (meaning in a manner). The word "oppressively" describes an action or manner that presses down heavily or burdensome.
Think of something that 'presses down' ('opprimere') heavily on you — that's why 'oppressively' means in a manner that is burdensome.