1.powerful
(of person) possessing physical strength
⇔ muscular, strong, rugged and powerful
eg) a tall, hefty man.
a hefty boxer
2. heavy :
of considerable weight
eg) She carries a ~ backpack full of books.
a ~ dictionary
3. sizable:
large in amount or extent or degree
⇔ considerable, respectable, goodly, tidy
eg) received a hefty bonus
a hefty fine of $10,000
▲ rugged :
1) covered with rocks : ~cliffs
2) if you describe a man as rugged, he has strong and masculine features.(다부진) : ~ face
3) someone’s character as rugged, : 단호한 ~ individualism
4) a rugged piece of equipment : 튼튼한 ~ outdoor clothing