Stiffen

"Stiffen" in German

aufdoppeln

(to make stiff)

aussteifen

(to make stiff)

ertüchtigen

(to make stiff)

versteifen

(to make stiff)

versteifen

(to become stiff)

verstärken

(to make stiff)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.