Mayhap is a synonym of mayhappen.
As adverbs the difference between mayhap and mayhappen
is that mayhap is (rare) maybe, perhaps, possibly, perchance: while mayhappen is (obsolete or dialect) maybe, perhaps.
mayhap
English
Adverb
(-)
(rare) maybe, perhaps, possibly, perchance:
Derived terms
* mayhaps
mayhappen
English
Alternative forms
* happen (obsolete or dialect)
* 'appen (dialect)
Adverb
(-)
(obsolete or dialect) maybe, perhaps.
Synonyms
* mayhap