若返(わかがえ)り

わかがえり
noun
rejuvenation; becoming younger
healthchange
See also: 若返(わかがえ)る (verb form)
1. rejuvenation; looking or feeling younger; renewal
The process of becoming or looking younger, or of being refreshed and renewed. Used for both physical appearance and for organizations or systems being revitalized.
Please tell me the secret to rejuvenation.
This cosmetic product is effective for skin rejuvenation.
With the addition of new members, the team is undergoing rejuvenation.

Forms

The noun of 若返(わかがえ)る (to grow younger; to be rejuvenated).

Common collocations

Usage

Used both for people (looks, health) and for groups: a team or company 若返(わかがえ)り means bringing in younger members, often alongside 世代交代(せだいこうたい) (generational change).