"Yup" is a regional colloquial variation of the English "yes". I have not heard a regional Spanish equivalent, but the Spanish word for "yes" is "sí". It is essential in writing that you include the accent mark over the "i", or else the word means "if".
Yep = 'Ae
yes.
Yep it is..
Yep, sure does!
I would just say "adios." To the best of my knowledge, there is no direct translation for "bye bye." You could also use "hasta luego" (see you later). Yep.
Yes
Yep
Yep, Toledo steel is very famous
"Sip" de la palabra "si" (yes)
Columbians, no Spanish, No Italian. Yep, That's it. Italian.
Yep. We sure can.
Armand. Yep.