Crossword Clue:

the last letter of the Greek alphabet

AnswerCrossword Clue
ZETALetter that's not really at the end of the Greek alphabet
TANGOLetter in the last third of the NATO alphabet
ZBARConstruction piece shaped like the last letter of the alphabet
PAMProduct that becomes an item to which it's applied after shifting the last letter one spot down in the alphabet
DELTALetter in the Greek or NATO alphabet
ZULULast letter of a pilot's alphabet