aboardage
/ˌæbˈoʊrdɪdʒ/; /ˌæbˈoʊrɪdʒ/Definitions
1. noun
The act of boarding or disembarking a ship.
“The crew had to deal with the issues of embarkation and disembarkation, as well as the onboard facilities of the ship, which was a significant problem of aboardage.”