adjective:strong enough to withstand adverse conditions or rough handling; durable
The hiking boots were made of tough leather to survive the rocky terrain.
adjective:able to endure hardship or pain; resilient
She's a tough person who never gives up, no matter the challenge.
adjective:difficult and requiring determination or effort
The final exam was really tough, with many complex problems.
adjective:strict and uncompromising
The coach has a tough policy on being late to practice.
adjective:involving violence or aggression; characterized by a rough or violent nature
He grew up in a tough neighborhood.
adjective:of food, difficult to cut or chew
The steak was so tough I could barely eat it.