Tremendous means fantastic, powerful, or wonderful. Here are some sentences.
- He made a tremendous effort and lifted the heavy weight.
- That is a tremendous donation!
- She is a tremendous actress.
He had a tremendous appetite during dinner today.
"You did a tremendous job on your U.S. World History essay!"
"That is a tremendous cookie! It ways 100 pounds!"
Treamendous means either really impressive/good or really big.