elevader 

A person who makes every possible effort to evade riding in an elevator with other people.

When Steve refused to hold the elevator door for John it became immediately apparent that Steve was an elevader.

elevader by Glenroy Hamden June 26, 2014

elevater 

"Elevater" is a person who elevates the rank, status, importance of something, or someone else's spirit, whereas "elevator" is a machine that takes people and goods from one level to another in a building.

He was the elevater of African-Americans' social status in the United States.

elevater by grampsflicked January 4, 2014