ichireidaino
1. Teenage; Teen
★ Common
Noun
#23866
1. Teenage; Teen
1. one
1. zero; 0
2. nothing; zilch
1. year
2. counter for years (e.g. of an era), grades (e.g. school)
3. period of an apprentice's contract (usu. ten years)
1. twenty; 20
1. one
2. one
1. prefix for forming ordinal numbers