| 师 |
shī dì | young disciple (of the same master) / younger or junior male schoolmate |
| 师 |
Shī | surname Shi |
| 师 |
shī | teacher / master / expert / model / army division / (old) troops / to dispatch troops |
| 弟 |
dì | younger brother / junior male / I (modest word in letter) |
| 弟 |
tì | variant of 悌 |