Common words:
* Worthy: deserving of respect or admiration
* Healthy: in good health; free from disease
* Wealthy: having a large amount of money or possessions
Less common words:
* Earthy: relating to or resembling earth
* Heavenly: relating to heaven or the heavens
* Lusty: strong and healthy; vigorous
* Mirthful: full of mirth; cheerful
* Scruffy: untidy and dirty
* Scurvy: a disease caused by a lack of vitamin C
Words that are archaic or poetic:
* Wrothful: angry; furious
* Wistful: full of yearning or pensive sadness
It's important to note that the suffix "-thy" is not as common as other suffixes like "-ly", "-ing", or "-ness".