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20 questions
septem
six
seven
eight
nine
undecim
11
12
13
14
duodecim
11
12
13
14
tredecim
11
12
13
14
quattordecim
12
13
14
15
quindecim (quinque + decem )
16
15
14
13
sedecim (sex + decem)
13
14
15
16
septendecim (septem + decim)
20
19
18
17
duodeviginti ("2 from 20")
18
19
20
undeviginti ("1 from 20")
20
19
18
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