Roughly:

Buck-(p)five-fun-gay-seech-t.

[ˈbak|pfaɪ|fən|gə|ˌzɪçt]

But you probably won’t be able to pronounce the proper ch/ç-sound, which is (phonetically) between the „ch“ from „loch“ and „sh“. Use a „sh“, we‘re used to it.

Totally... yikes.

"b" "a" as in arrested "ck" as the k in bakery "pf" as in helpfull "ei" is pronounced like eye "f" is just an f "e" like the first e in excellent

There is a song by the band Die Ärzte of that name: https://youtu.be/M7dh7OtMmsU

In Bavarian dialect it's Bockfotzngsicht: https://youtu.be/9gktGTcVn5E

"Trump"

Chaymeskoorden

back - five - sneeze