吐 ㄊㄨ ˇ tǔ 丝 ㄙ sī 自 ㄗ ˋ zì 缚 ㄈㄨ ˋ fù 吐 ㄊㄨ ˇ tǔ 絲 ㄙ sī 自 ㄗ ˋ zì 縛 ㄈㄨ ˋ fù to spin a cocoon around oneself (idiom); enmeshed in a trap of one's own devising hoist with his own petard