embark

verb

1. To go aboard a craft or vessel for transportation.

   “All passengers please embark now.”

   “[S]ee them embarqued; / And tell me if the VVinds and Seas befriend them.”

   “It is never possible to settle down to the ordinary routine of life at sea until the screw begins to revolve. There is an hour or two, after the passengers have embarked, which is disquieting and fussy.”

2. To start, begin.

   “Phil embarked on his journey yesterday.”

   “"This is uncommonly nice of you, Nora," he said, before she had had the chance to embark on any explanation; […]”

3. (transitive)To cause to go on board a vessel or boat; to put on shipboard.
4. (transitive)To engage, enlist, or invest (as persons, money, etc.) in any affair.

   “He embarked his fortune in trade.”

   “It was the reputation of the sect upon which St. Paul embarked his salvation.”

   “Nor seek to get his patron's favour, by embarking himself in the factions of the family; to enquire after domestic simulties, their sports or affections.”

5. (transitive)To cover or enclose with bark.