deplume
To strip of feathers or plumage.
transitive
On the depluming of the pope every bird had his own feather.
To lay bare; to expose.
figuratively, transitive
the exposure and depluming […] of the leading humbugs of the age
To condense excess water vapor from the flue gas.
Where it comes from
From French déplumer, from Latin dēplūmō, from dē- + plūmō (“to cover with feathers”), from plūma (“feather”). Compare dēplūmis (“featherless”).
Adapted from the Wiktionary entry deplume (CC BY-SA 4.0).