Devitalize and Slow down

Devitalize verb - To deprive of emotional or intellectual vitality.

Slow down and devitalize are semantically related In some cases you can use "Slow down" instead a verb "Devitalize".

Slow down verb - Lose velocity; move more slowly.

Devitalize and slow down are semantically related in reduce the strength of topic. Sometimes you can use "Devitalize" instead a verb "Slow down".