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

nitrifier

Opener

Periwinkle

Quaeritur (ah, asked, but is there an answer :wink:)

Riverside Road

Silverside

Tempering

Underneath

Vernal

Werewolf

autotransformer

Berries

Cherries

Dermatology

Engraver

Flower

Germs

Herpes :flushed:

Infernal

Jerrycan