1 surname Ding

1 Tintin, cartoon character

1 pudding (loanword)

1 T-shaped

1 thong (underwear)

1 forgetting the fate of Ding and Dong (idiom)

2 unheeding the lessons of the past

1 to burn down (idiom)

1 lit. the eye cannot recognize the letter T (idiom); totally illiterate