Infun

18 clues
Jokingly
For kicks
As a lark
Playfully
Kiddingly
As a joke
Jocularly
For a joke
Facetiously
For a laugh
___ joking!
Not seriously
Just for grins
Just for kicks
Just for laughs
Just kidding around
Not intended seriously
As a joke — not seriously
Similar answers:
40winks
Aaarating
Aahing
Aain
Aains
Aaline
Aameeting
Aameetings
Aandppearincourt
Aaronsorkin
Aaronspelling
Aasin
Aasinapple
Aasinare
Ababinreelandr
Abadending
Abandoning
Abashing
Abasing
Abathingbeauty