依斐

yīfěi
  1. (literary, of clouds) thick; dense
  2. thick; dense

Wiktionary

Entry Composition

1 依 yī
  1. to depend on
  2. to comply with or listen to sb
  3. according to
  4. in the light of
=2 斐 fěi
  1. phonetic fei or fi
  2. (literary) rich with literary elegance
  3. phi (Greek letter Φ, φ)
=2 斐 fēi a surname