How many times does the word preach appear in the bible?

Answer 1

50 times throughout 47 verses. The first in Neh. 6:7 and the last in Rev. 14:6

Now in the Old Testament the word preach is the Hebrew word qârâ' and it is used 734 in the Old Testament.

In the New Testament the word preach is the Greek word kērussō and it is used 61 times in the New Testament and you also have the Greek word euaggelizō which is used 90 times in the New Testament.