不甚

bùshèn
(literary) not very

CEDICT

literary

Entry Composition

1 不 bù
  1. no; not so
  2. (bound form) not; un-
2 甚 shèn
  1. excessive; undue
  2. to exceed; to be more than
  3. very; extremely
  4. (dialect) what; whatever (Taiwan pr. shén)