| Level 3 vocabulary | ||
| 紹介 | (n,vs) introduction/ (P) | ![]() |
| Level 2 vocabulary | ||
| 厄介 | (adj-na,n) trouble/ burden/ care/ bother/ worry/ dependence/ support/ kindness/ obligation/ (P) | ![]() |
| Level 1 vocabulary | ||
| 介護 | (n,vs) nursing | ![]() |
| 介入 | (n,vs) intervention/ (P) | ![]() |
| 介抱 | (n,vs) nursing/ looking after/ (P) | ![]() |