Safin(讨论 | 贡献)2022年4月28日 (四) 10:53的版本 (建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=guts+etymology&newwindow=1&hl=en ref] Old English guttas (plural), probably related to g…”的新页面)
"spirit, courage," 1893, figurative plural of gut (n.). The idea of the bowels as the seat of the spirit goes back to at least mid-14c. (compare bowel).