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

My apologies…

Jerrymander

Kindergarten

Laughter😁

Mumbler

Nitroglycerines :bomb: :boom:

Operational

Photographer :camera_flash:

Quartered

Remanufacturer

Spermatozoa

Terrorists

Udders

Ladders :icon_wink:

Sadder

neither have been in alphabetical order

Vernier

Worrier

Ambergris

Blether