芡

Gorgon plant / fox nut (Gorgon euryale or Euryale ferox) / makhana (Hindi)

grass radical 草字頭兒|草字头儿[cao3 zi4 tou2 r5]

to owe / to lack / (literary) to be deficient in / (bound form) yawn / to raise slightly (a part of one's body)