| a- | Middle English (1100-1500) (enm) | |
| bord | Middle English (1100-1500) (enm) | |
| abord | Middle English (1100-1500) (enm) | (nautical) Alongside.. On board; into or within a ship or boat On board of; onto or into a ship, boat, train, plane. |
| aboard | English (eng) | (baseball) On base. [First attested in the mid 20th century.]. (nautical) Alongside. [First attested from around (1350 to 1470).]. Into a team, group, or company. [First attested in the mid 20th century.]. On board; into or within a ship or boat; hence, into or within a railway car. [First attested from around (1350 to 1470).]. On or onto a horse, a camel, etc. [First attested in the late [...] |