yodeler
a action verb starting with the letter Y could be yell.
Yard Engineer (railroad) is an engineering job. It begins with the letter Y.
Trick question. Y is not a letter of the Greek alphabet. That type of word starts with the letter I (IOTA), which does the job for words which now start with J or Y, as in Iesous (Greek) = Yeshua (Jewish) = Jesus (English). The Greek letter which looks like a Y is UPSILON and has the equivalent sound of our HU, as in HYPNOS = sleep, as in hypnotise.
There are no countries in Africa that start with the letter Y.
yelling
yak
Y-front briefs
Yard Engineer (railroad) is an engineering job. It begins with the letter Y.
Yaz
Y-Intercept Y-Axis Y-Coordinate?
There are no countries in Europe that have a name beginning with the letter Y.
Yellow marrow is a body part. It begins with the letter y.