undergird

Etymology
From.

Verb

 * 1) To strengthen, secure, or reinforce by passing a rope, cable, or chain around the underside of an object.
 * 2)  To give fundamental support; provide with a sound or secure basis; provide supportive evidence for.
 * 3) To lend moral support to.
 * 4) To secure below or underneath.
 * 1) To secure below or underneath.

Translations

 * Czech: ,
 * Norwegian: understøtte


 * Czech:
 * German:
 * Norwegian: backe opp, oppbacke


 * Norwegian: støtte opp under