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

Thinker

Underestimating

Vermicelli

Widower

Averaging

Blooper

Champers

Derogatory

Elderberry

Servile

The words need to be in alphabetical order, Old Chap!

Fervently

Sorry ol’ chap

Germane

Hunkers

Interactive

Jumpers

Kerosene

Lumberingly

Merrily

Numerals