酷きびしい
Meanings
Adjective (い)
1. severe; strict; rigid; unsparing; relentless
It is only natural that the reaction will be harsh.
2. hard (to do); difficult; tricky
I want to do that, but it might be a bit difficult.
3. intense (e.g. cold); harsh (weather); inclement
So even in the harsh winter, you don't need a jacket inside the school.
Kanji used
cruel
Pitch accent
き
びし
い