Strong and durable (5)
I believe the answer is:
tough
(Other definitions for tough that I've seen before include "Challenging" , "Hard cheese" , "Hard to cut or chew" , "Strict, uncompromising" , "Taxing" .)
I believe the answer is:
tough
(Other definitions for tough that I've seen before include "Challenging" , "Hard cheese" , "Hard to cut or chew" , "Strict, uncompromising" , "Taxing" .)