Words · Less common

stiffen

/sˈtɪfən/ · 7 letters · 6 distinct letters

  1. verb

    become stiff or stiffer

    He stiffened when he saw his boss enter the room

  2. verb

    make stiff or stiffer

    Stiffen the cream by adding gelatine

  3. verb

    restrict

    Tighten the rules

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stiffen: definition, pronunciation and puzzle history · Nectary