- eleven, 11, XI - the cardinal number that is the sum of ten and one
--1 is a kind of large integer
- football team, eleven - a team that plays football
--2 is a kind of team, squad
--2 is a member of football league
--2 has members:linebacker, line backer; quarterback, signal caller, field general; fullback; halfback; tailback; wingback; center; guard; tackle; end; backfield; secondary; linemen