to go with someone to say goodbye when they leave
acompañar a alguien para despedirse cuando se va (acompanar a alguien para despedirse cuando se va)
"We’ll see off the guests at the station."
"Despediremos a los invitados en la estación." (despediremos a los invitados en la estacion)
to be so surprised that you doubt what you are seeing
to overcome or stop focusing on something
to practice and improve one’s cognitive abilities
something of value used in negotiations to get a better deal
feeling happy or cheerful
a fundamental change in approach or underlying assumptions