Meaning : Succeed in doing, achieving, or producing (something) with the limited or inadequate means available.

Example : We got by on just a gallon of gas.
They made do on half a loaf of bread every day.

Synonyms : contend, cope, deal, grapple, make do, make out, manage

Meaning : Pass or move in front of.

Example : Bride's Biscuit got by the other dogs to win the race.

Meaning : Escape potentially unpleasant consequences. Get away with a forbidden action.

Example : She gets away with murder!.
I couldn't get out from under these responsibilities.

Synonyms : escape, get away, get off, get out