double digits

n. the range of numerals from 10 though 99. When Billy moved into the double digits, he had some behavior problems, but when he was nineteen he sort of straightened out.

Common Names:

Name	Pronounced	Usage
Sanaa (2)	-	Eastern African, Swahili
Lydia	LID-ee-ə (English), LUY-dee-ah (German, Finnish)	English, German, Finnish, Biblical, Old Church Slavic, Biblical Latin, Biblical Greek
Orel	-	Hebrew
Sanya (1)	-	Arabic
Daichi	dah-ee-chee	Japanese
Gabinus	-	Late Roman