a period of difficulty or trouble
कठिनाई या परेशानी का समय (kathinai ya pareshani ka samay)
"Their marriage went through a rough patch last year."
"उनकी शादी पिछले साल कठिन समय से गुज़री।" (unaki shadi pichle saal kathin samay se guzri)
to return to a place
to be more successful or advanced than others
Creating a new market space with little or no competition.
To be informed about something regularly.
to help someone through a difficult period
to deal with something briefly without detail