惇笃

惇篤
dūndǔ
  1. (literary) sincere; honest
  2. sincere; honest

Wiktionary

Entry Composition

1 惇 dūn
  1. kindhearted
  2. honest
=2 笃 dǔ
  1. (bound form) sincere; genuine
  2. (bound form) (of an illness) serious
=2 笃 dū
  1. (dialectal) bottom of a container
  2. (dialectal) buttocks; bottom
  3. (dialectal) stinger of a bee, wasp or scorpion
  4. (dialectal) to follow closely behind
  5. bottom of a container
  6. buttocks; bottom
  7. stinger of a bee, wasp or scorpion
  8. to follow closely behind