发福

發福
fāfú
  1. to put on weight
  2. to get fat (a sign of prosperity, so a compliment)

CEDICT

  1. (euphemistic, usually said of older people) to put on weight; to grow stout
  2. to put on weight; to grow stout

Wiktionary

称人发胖的客套话。

重編國語辭典

Entry Composition

1 发 fā
  1. to send out
  2. to show (one's feeling)
  3. to issue
  4. to develop
  5. to make a bundle of money
  6. classifier for gunshots (rounds)
2 福 fú
  1. good fortune
  2. happiness
  3. luck

Related entries

发胖 fāpàng
  1. to put on weight
  2. to get fat
她是在为其担心她会发胖的饮食。

She is on a diet for fear that she will put on weight.

Source: Tatoeba

长肉 zhǎngròu to put on weight
上膘 shàngbiāo
  1. (of livestock) to fatten up
  2. to put on weight