nategníti to stretch; to strain; to tighten (up); to tauten, to make taut (ali tense); to string up; to brace; to extend
 nategníti si mišico to strain a muscle
 nategníti vrv to stretch (ali to strain) a rope
 nategníti se to stretch, to strain, to tauten
 vrv se je nategnila the rope has stretched