A-W of words containing letters "er" anywhere in the word (Part 2)

Sherbet

Thermal

Underwriter

Verses

Waveringly

Amber

Buzzers

Caterwaul

Determined

Entertainer

Federal

Grumpier

Halter

Interfering

Jigger

Kinkier

Liver

Mermaid

Neper

Oleander