Using context clues, guess at the meaning of the word in italics. Until the final game, our football team had seemed invincible.

invincible is the word by the way.

I would say "unable to be beaten" based on context

Explanation:

a word i use is tough cookie but it would mean to take damage but it has no effect.

Explanation:

"it's more of an essay than story, but perhaps it is best described as a mood-piece: it uses a lot of musical imagery, not to mention sea imagery, religious imagery, and any other imagery that suits his purpose."