to hide the truth about something
किसी चीज़ को छिपाना (galti ya galat kaam ko chhupana.)
"They tried to cover up the mistake."
"उन्होंने गलती को छिपाने की कोशिश की।" (Unhone report badalkar apni galti ko cover up karne ki koshish ki.)
to solve a complex problem or mystery
art created for its beauty rather than for any purpose
to hope for good luck
To do something in a different way from what is usually done
to talk directly about the main topic
decisions made based on factual data rather than assumptions