preboard

As a verb preboard is

to allow someone to step or climb onto or otherwise enter a ship, aircraft, train or other conveyance before other people are allowed to board.

As verbs the difference between preboard and reboard

is that preboard is to allow someone to step or climb onto or otherwise enter a ship, aircraft, train or other conveyance before other people are allowed to board while reboard is to board (a vehicle, etc.) again.

In transitive terms the difference between board and preboard

is that board is to receive meals and lodging in exchange for money while preboard is to allow someone to step or climb onto or otherwise enter a ship, aircraft, train or other conveyance before other people are allowed to board.

As a noun board

is a relatively long, wide and thin piece of any material, usually wood or similar, often for use in construction or furniture-making.

As verbs the difference between conveyance and preboard

is that conveyance is (legal|transitive) to transfer (the title) of an object from one person or group of persons to another while preboard is to allow someone to step or climb onto or otherwise enter a ship, aircraft, train or other conveyance before other people are allowed to board.

As a noun conveyance

is an act or instance of conveying.

In lang=en terms the difference between train and preboard

is that train is to move (a gun) laterally so that it points in a different direction while preboard is to allow someone to step or climb onto or otherwise enter a ship, aircraft, train or other conveyance before other people are allowed to board.

As verbs the difference between train and preboard

is that train is to practice an ability while preboard is to allow someone to step or climb onto or otherwise enter a ship, aircraft, train or other conveyance before other people are allowed to board.

As a noun train

is elongated portion or train can be (obsolete) treachery; deceit.

As a noun aircraft

is a vehicle capable of atmospheric flight due to interaction with the air, such as buoyancy or lift.

As a verb preboard is

to allow someone to step or climb onto or otherwise enter a ship, aircraft, train or other conveyance before other people are allowed to board.

As verbs the difference between ship and preboard

is that ship is (label) to send by water-borne transport or ship can be (fandom) to write fiction that includes fictional romantic relationships between two persons, either real or themselves fictional while preboard is to allow someone to step or climb onto or otherwise enter a ship, aircraft, train or other conveyance before other people are allowed to board.

As a noun ship

is a water-borne vessel generally larger than a boat or ship can be (fandom) a fictional romantic relationship between two persons, either real or themselves fictional.

As a noun enter

is the "enter" key on a computer keyboard.

As a verb preboard is

to allow someone to step or climb onto or otherwise enter a ship, aircraft, train or other conveyance before other people are allowed to board.

In lang=en terms the difference between climb and preboard

is that climb is to jump high while preboard is to allow someone to step or climb onto or otherwise enter a ship, aircraft, train or other conveyance before other people are allowed to board.

As verbs the difference between climb and preboard

is that climb is to ascend; rise; to go up while preboard is to allow someone to step or climb onto or otherwise enter a ship, aircraft, train or other conveyance before other people are allowed to board.

As a noun climb

is an act of climbing.