Abroad or Aboard?
Your choice!
Abroad
Exemple : ‘’I am going on holiday abroad next month.’’
The words "abroad" and "aboard" are often mixed up due to their similar spellings. "Abroad" is an adverb used to mean "in another country."
Aboard
Exemple : ‘’I was welcomed aboard by the flight attendant.’’
"Aboard" is also an adverb and preposition used to mean "on to a mode of transport." A person is often welcomed "aboard" when boarding a flight.