'Hardihood' definitions:

Definition of 'hardihood'

noun

The trait of being willing to undertake things that involve risk or danger; "the proposal required great boldness"; "the plan required great hardiness of heart" [syn: boldness, daring, hardiness, hardihood] [ant: timidity, timorousness]

Definition of 'Hardihood'

From: GCIDE

Hardihood \Har"di*hood\ (h[aum]r"d[i^]*h[oo^]d), n. [Hardy + -hood.] Boldness, united with firmness and constancy of mind; bravery; intrepidity; also, audaciousness; impudence. [1913 Webster]
A bound of graceful hardihood. --Wordsworth. [1913 Webster]
It is the society of numbers which gives hardihood to iniquity. --Buckminster.
Syn: Intrepidity; courage; pluck; resolution; stoutness; audacity; effrontery; impudence. [1913 Webster]

Synonyms of 'hardihood'

From: Moby Thesaurus

assurance,
audacity,
birr,
boldness,
brashness,
brazenness,
cockiness,
disrespect,
fortitude,
go,
grit,
guts,
hardiness,
impertinence,
impudence,
intrepidity,
moxie,
nerve,
pep,
pluck,
potency,
sand,
tuck,
vigor