Adios and Bye bye

Adios noun - A farewell remark.

Bye bye and adios are semantically related In some cases you can use "Bye bye" instead the word "Adios" as a noun or a interjection.

Adios and bye bye are semantically related in departure topic. Sometimes you can use "Adios" instead the phrase "Bye bye" as a noun or a interjection, if it concerns topics such as goodbye, farewell statement, have a nice trip.