Aback

1.

(Backward, toward the back, so that the wind presses a ward side of the sail or sails. -taken aback surprised and disconcerted) ទៅក្រោយ, ថយក្រោយ
Example: I was taken aback by his vulgarity.

• to be taken aback
  - ស្រឡាំងកាំង, ធ្វើឲ្យតក់ស្លុត

1.

Toward the back or rear; backward.

2.

Behind; in the rear.

3.

Backward against the mast; -- said of the sails when pressed by the wind.

1.

An abacus