PENCHANT = (noun) a strong liking for or tendency toward something, especially something that others may not look favorably on,liking or tendency:a strong liking, taste, or tendency for something.

Synonyms:inclination, affinity, tendency, predisposition

Antonyms:disinclination, dislike

Examples:

John’s penchant for taking clients to expensive restaurants is costing our company too much money.
Frank has a penchant for showing up late to meetings, but I don’t think he realizes how inconsiderate that is.
Joanne has a penchant for drinking too much wine and acting silly at parties.

INTREPID =(adjective) extremely brave and showing no fear of dangerous situations,not vulnerable to fear or intimidation

Synonyms:fearless, undaunted, perseverant, persistent, brave, courageous, bold, daring, heroic

Antonyms:fearful, timid, cowardly

Examples:
Achilles was a brilliant and intrepid warrior.
After the market crash, only a handful of intrepid investors put money in tech-stocks.
Lisa is an intrepid journalist who often reported from deep in the war zone, but never seemed afraid for her life.