chance

Meanwhile Fernand made his appearance, poured out for himself a glass of water with a trembling hand; then hastily swallowing it, went to sit down at the first vacant place, and this was, by mere chance, placed next to the seat on which poor Mercédès had fallen half fainting, when released from the warm and affectionate embrace of old Dantès.

My only fear is the chance of Dantès being released.

She had a good chance to do so, for the said Gilbert Blythe was absorbed in stealthily pinning the long yellow braid of Ruby Gillis, who sat in front of him, to the back of her seat.

“Surely,” answered Danglars, “one cannot be held responsible for every chance arrow shot into the air.”