byfall
nounEtymology From by- + fall. Compare befall.
1
A falling about; an incidental accessory or accretion; a happenstance; occurrence; instance.
- The ceremonies are as it were an income or a byfall.1575, Arthur Golding, Calvin on Psalms:
2
A fall of water, usually lesser in size, near to or beside a larger, more predominant waterfall.
- There was the small byfall to which I have referred; there was the weir proper; there was a broadish lasher, the whole between them making a very fair description of tumbling bay, flanked by strong, individual streams.1888, William Senior, Near and far: