小心

xiǎoxīn
  1. to be careful
  2. to take care

CEDICT

Entry Composition

1 小 xiǎo
  1. small
  2. tiny
  3. few
  4. young
2 心 xīn
  1. heart
  2. mind
  3. intention
  4. center
  5. core

classifiers: 顆, 個