11 - eleve12 - twelv13 - thirtee14 - fourtee15 - fiftee16 - sixtee17 - seventee18 - eightee19 - ninetee20 - twenty
11 - eleve
12 - twelv
13 - thirtee
14 - fourtee
15 - fiftee
16 - sixtee
17 - seventee
18 - eightee
19 - ninetee
20 - twenty