i Register
In some senses, behappen is marked as obsolete. Watch for register when choosing this word.
verb
To happen to, to befall.
"But why have ye," said Artegall, "forborne Your owne good shield in daungerous dismay? That is the greatest shame and foulest scorne, Which unto any knight behappen may. To loose the badge that should his deedes display."
And where now might Timothy Tipkin sifflicate that it may behappen to be for to come from? Pummel thy pumkin, and a tell me that, Peter Grievous. Where, but out of my pouche, Gaby? That is, I first havin and holdin the wherewithalls, and the whys, and the wherefores. Do you take me now? So that forsooth, some folks may behappen to cry peccavi.
adv
Perhaps, mayhap.
Behappen it ul rain.