H'ARDIHOOD, noun [See Hardy and Hood.] Boldness, united with firmness and constancy of mind; dauntless bravery; intrepidity. It is the society of numbers which gives hardihood to iniquity. Hardihead and hardiment, in the sense of hardihood are obsolete.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI