What is the synonym of 'Grouse'?

Grouse (noun):
English Meaning: 1. A complaint. 2. A bird with a fat body and feathers on its legs, which people shoot for sport and food; the meat of this bird
Bangla Meaning: ১. অভিযোগ করা, অসন্তোষ প্রকাশ করা।
২. মেঠো মোরগ বিশেষ, পাখি।

Synonyms: Grumble (নালিশ), Grievance (অভিযোগ করা), Grudge (অভিমান), Gripe (ক্ষোভ), Croak (অসন্তোষ)।
Antonyms: Compliment (প্রশংসা), Flattery (তোষামোদ), Praise (প্রশংসা করা), Congrats(অভিনন্দন) Extolment (কীর্তন)।
Other Forms:
- Grouse (Adjective)= Very good.
- Grouse (verb)= Complain.
Example Sentence:
1. The common grouse voiced by regulars is that the number of breeze and shade-giving trees has dwindled over the years’ swings.’
2. It is the home of the lapwing, curlew, golden plover, dunlin and red grouse.

Source: Website lecture.