Flatter, Praise Someone for One's Own Gain

This page is the CodyCross answer for the clue below from Train Travel, Group 706, Puzzle 1 (Elbow and Legroom).

Question is: Flatter, Praise Someone for One's Own Gain

and the answer is: BUTTERUP

Word Meaning:

BUTTER UP — (transitive, figuratively, informal) To flatter, especially with the intent of personal gain.

Definitions from Wiktionary.

Flatter, Praise Someone For One's Own Gain - Train Travel CodyCross Answers | CodyCross Solutions