ちゃいませんでした
chaimasendeshita
1. Wasn't; Didn't
★ Common
Auxiliary
#273005
1. Wasn't; Didn't
1. pupil; disciple
1. deci-; 10^-1
1. becoming a pupil (of); becoming an apprentice
1. Chinese
1. hedge
1. Does not exist; Is not present
1. Did (casual); Did it (casual)
1. to do completely
2. to do accidentally; to do without meaning to
1. no; that's wrong
2. isn't it?; wasn't it?