A-W of words containing letters "er" anywhere in the word (Part 1)

Widower

Archer

Derwent Water

Ergot

Flightier

Glacier

Grippers

Hamster

Interrogate

Jittery

Knockers

Loser

Merchandise

Nesters

Opera

Perversions

Quercus

Reverend

Sheering

Terrestrial