gratulor

Etymology
Disputed. Possible solutions are:
 * From *grātulus, diminutive of, + . Confer.
 * For *grātitulor, from + -tulor, from the root of . Confer.

Verb

 * 1) to congratulate
 * 2) to rejoice
 * 3) to give thanks
 * 1) to give thanks
 * 1) to give thanks
 * 1) to give thanks