By mischance I dialed a wrong number.
I lost your file by pure mischance.
Only a serious mischance will prevent them from getting there in time tomorrow.
A series of mischance happened.
To guard against mischance, a piece of pasteboard was fastened by a handkerchief over the upper portion of Whitcomb's face, while the arrow to be used was sewed up in a strip of flannel.
She felt all the perverseness of the mischance that should bring him where no one else was brought; and to prevent its ever happening again, took care to inform him at first, that it was a favourite haunt of hers.