What contrasts the word 'delight'?

The word that contrasts 'delight' is boredom.

Pleasure:
English meaning: a feeling of happy satisfaction and enjoyment.
Bangla meaning: আনন্দ, মনোরমতা।
Example: Watching the sunset over the ocean brought her immense pleasure and peace.

Boredom:
English meaning: the state of feeling bored; lack of interest or excitement.
Bangla meaning: নিষ্প্রয়োজনতা, বিরক্তি।
Example: He experienced boredom during the long, tedious lecture and struggled to stay focused.

In addition,
Joy:
English meaning: a feeling of great pleasure and happiness.
Bangla meaning: আনন্দ, উল্লাস।
Example: The birth of their first child brought them overwhelming joy and gratitude.

Happiness:
English meaning: the state of being happy; feeling or showing pleasure or contentment.
Bangla meaning: সুখ, আনন্দ।
Example: She found happiness in simple moments like spending time with loved ones and enjoying nature.

Source: Cambridge dictionary