He walked to-and-fro in the room, trying to calm his nerves.

He walked to-and-fro in the room, unable to sit still.

I walked to-and-fro in the room, trying to come up with a solution.

I saw many fros at the zoo.

She was to and froing between two cities for her job.

He to and froed between the two rooms.

I love the fros she has.

She tos and fros in her room.

She was toing and froing between different stores to find the perfect gift.

She toed and froed nervously while waiting for the results.