the.com/salut
one word doing the job of hello, hi, bye, and cheers depending entirely on your tone.
means a casual french greeting or farewell, used interchangeably like the swiss army knife of french small talk.
from from the latin salus meaning health or safety, same root as salute — you were once literally wishing someone wellness, now you just mumble it while grabbing a baguette.
informal onlynever use it with your boss or the queen
double dutymeans both hello and goodbye
military cousinsalute shares its root, minus the casualness