As a noun gladness
is the state of being glad; joy.
As an adjective joyful is
feeling or causing joy.
gladness
English
Noun
(-)
The state of being glad; joy.
joyful
English
Alternative forms
* joyfull
Adjective
(en-adj)
Feeling or causing joy.
Related terms
* joyfully (adverb)
* joyfulness (noun)