坎

pit / threshold / one of the Eight Trigrams 八卦[ba1 gua4], symbolizing water / ☵

old variant of 坎[kan3] / pit / hole

Tu (ethnic group) / surname Tu

earth / dust / clay / local / indigenous / crude opium / unsophisticated / one of the eight categories of ancient musical instruments 八音[ba1 yin1]

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