sturdy sturdy /ˈstɝːdi/

adjective

1. () Having rugged physical strength; inured to fatigue or hardships  ( stalwart , hardy , stout , sturdy )
   having rugged physical strength; inured to fatigue or hardships
    Hardy explorers of northern Canada
   hardy explorers of northern Canada
    Proud of her tall stalwart son
   proud of her tall stalwart son
    Stout seamen
   stout seamen
    Sturdy young athletes
   sturdy young athletes
   
2. Substantially made or constructed  ( sturdy , tough )
   substantially made or constructed
    Sturdy steel shelves
   sturdy steel shelves
    Sturdy canvas
   sturdy canvas
    A tough all-weather fabric
   a tough all-weather fabric
    Some plastics are as tough as metal
   some plastics are as tough as metal
   
3. Not making concessions  ( inflexible , sturdy , uncompromising )
   not making concessions
    Took an uncompromising stance in the peace talks
   took an uncompromising stance in the peace talks
    Uncompromising honesty
   uncompromising honesty