to play an important part in something
কোনো কিছুতে গুরুত্বপূর্ণ ভূমিকা পালন করা
"She played a pivotal role in the success of the team."
"সে দলের সফলতায় গুরুত্বপূর্ণ ভূমিকা পালন করেছে।"
to make someone responsible for their actions
To make a sincere promise.
a sudden realization or new idea
to improve an existing product or idea
to go for a walk or leave; to go away
to help someone through a difficult period