karmistuda
Karmistuda is an Estonian verb that denotes the process of becoming harsher or more resilient, either physically (for example, skin hardening) or metaphorically (for instance, developing greater mental or moral toughness). It can describe changes brought on by experience, training, or adversity, and is used across different registers from descriptive prose to informal discussions about personal development.
Etymology and form: the term builds on the Estonian stem karm- meaning harsh or severe and belongs
Usage and context: karmistuda tends to appear in descriptive or literary language, in sports, military training,
See also: karm, karmistumine, karmistuma (related forms and concepts describing hardening or increasing toughness).
Note: As a term in Estonian, karmistuda is less frequent in casual conversation and more frequently encountered