hardy vs fearless

hardy and fearless both are adjectives.

Word	Noun	Adjective	Verb	Adverb
hardy	No	Yes	No	No
fearless	No	Yes	No	No

As adjectives, hardy and fearless are synonyms defined as:

Other synonyms of hardy include audacious, brave, dauntless, intrepid, unfearing.

hardy (adjective)	fearless (adjective)
invulnerable to fear or intimidation	oblivious of dangers or perils or calmly resolute in facing them
having rugged physical strength; inured to fatigue or hardships	invulnerable to fear or intimidation
able to survive under unfavorable weather conditions