11

Letters that make 11

1 is the letter that makes '11'

is a word within '11'

2 possible definitions for '11'

Under this definition, 11 is a noun and has the following properties:

eleven, XI have the same meaning as '11'

'11' can be a type of large integer.

Under this definition, 11 is an adjective and has the following properties:

eleven, xi have the same meaning as '11'

cardinal is similar to 11.