to make a mistake when dealing with something difficult
কঠিন কিছু করার সময় ভুল করা
"She tripped up on the hardest part of the puzzle."
"সে ধাঁধার সবচেয়ে কঠিন অংশে ভুল করেছিল।"
to rely on goods brought from other countries
to trigger or inspire new creative thoughts
to assign responsibilities to others
to behave in a way that others should follow
to maintain communication with someone
to move in front of others; to take the lead