He is de-gearing the machine before cleaning it.

De-gearing is a strategy used to reduce the level of debt in a company.

He de-geared the machine before shutting it down.

I need to de-ess the audio before finalizing the mix.

She carefully de-bobbles her sweater before wearing it.

She de-bobbled her sweater.

She is de-bobbling her sweater.

I need to de-bobble this sweater before I can wear it.

I am de-essing the vocals in this audio recording.

The de-energization of the power lines caused a blackout in the entire city.