Words similar to guts

Example sentences for: guts

How can you use “guts” in a sentence? Here are some example sentences to help you improve your vocabulary:

I think it likely that naturalists from a different planet, silicon entities evolved under very different circumstances, would find tropical forests uninteresting (mainly primary producers with some herbivory and mutualisms) and animal guts fascinating, with their complex metabolic networks in which each node is manned by different species with wildly varying means of energy production.
To Barry Goldwater's slogan "In your heart you know he's right," Democrats countered: "In your guts you know he's nuts."
The typical American investor has "guts of steel," declared the Washington Post .
Wolf had the guts to support the vice president's shift to brown, olive-green, and tan shades.
1. John McCain's guts