顛覆

颠覆
diānfù
  1. to topple (i.e. knock over)
  2. to capsize
  3. fig. to overturn (a regime, by plotting or subversion)
  4. to undermine
  5. to subvert

CEDICT

Entry Composition

1 顛 diān
  1. top (of the head)
  2. apex
  3. to fall forwards
  4. inverted
  5. to jolt
=2 覆 fù
  1. variant of 復 fù
  2. to reply to a letter
=2 覆 fù
  1. to cover
  2. to overflow
  3. to overturn
  4. to capsize