We will embark on our cruise tomorrow.

To begin a journey or trip, especially by boat or plane.
They will embark at the airport early in the morning.
She decided to embark on a new adventure.
He is excited to embark on his travels.
embark on a journey
embark on a trip
embark on an adventure
begin
start
commence
We will embark on our flight soon.

To get on a vehicle, especially a ship or airplane, to begin a journey.
They will embark at gate 5.
Passengers are ready to embark.
She will embark on her trip tomorrow.
embark on a journey
embark at the terminal
embark for a destination
board
get on
enter
We will embark on our trip tomorrow.

To begin a journey or start a new project.
They will embark on a new adventure next week.
She decided to embark on a career change.
We are ready to embark on our project.
embark on a journey
embark on a mission
embark on a venture
begin
start
commence