remain

verb:to stay in the same place, condition, or position without moving or changing
- After the meeting ended, she chose to remain in the conference room to finish her notes.
verb:to continue to exist or be present over a period of time
- Despite the storm, the lighthouse remained a beacon for ships.
verb:to be left after other parts have been removed, consumed, or used
- Only a few slices of cake remained after the party.
verb:to stay behind while others depart
- When everyone else left the theater, the stage manager remained to clean up.
verb:to stay unchanged; to keep the same state or quality
- The ancient ruins have remained largely intact for centuries.
noun:the part that is left over; the remainder
- The remain of the harvest was stored in the barn for the winter.
verb:to be yet to be dealt with or considered
- Many important questions remain unanswered.