- omega, Z - the ending of a series or sequence; "the Alpha and the Omega, the first and the last, the beginning and the end"--Revelation
--1 is a kind of ending, conclusion, finish
- Z, zee, zed, ezed, izzard - the 26th letter of the Roman alphabet; "the British call Z zed and the Scots call it ezed but Americans call it zee"; "he doesn't know A from izzard"
--2 is a kind of letter, letter of the alphabet, alphabetic character