唯独

唯獨
wéidú
  1. only
  2. just (i.e. it is only that...)
  3. all except
  4. unique

CEDICT

Entry Composition

1 唯 wéi
  1. only
  2. alone
  3. -ism (in Chinese, a prefix, often combined with a suffix such as 主义 zhǔyì or 论 lùn, e.g. 唯理论 wéilǐlùn, rationalism)
2 独 dú
  1. alone
  2. independent
  3. single
  4. sole
  5. only