carry on

To continue or proceed as before.

"I’ll be gone for a few days, but I hope you will carry on in my absence."

To continue, maintain or pursue (an activity or enterprise).

"to carry on commerce in a market"

To persist, persevere.

"keep calm and carry on"

To talk continuously or prolongedly (about something), often in an excessively excited way.

"He’s always carrying on about his stupid aquarium."

To act or behave; especially, to misbehave so as to attract attention; to make a fuss; to behave ostentatiously.

"I really wish you wouldn't carry on like that in public!"

To have an illicit sexual or flirtatious relationship.

"I thought he was my friend, but all the time he was carrying on with my wife!"

To take baggage or luggage onto an airplane, rather than check it.

"You may only carry on items that are smaller than a certain size."

alternative spelling of carry-on