- Abate
- Become distant like sort of decree
- Drop back
- Ebb
- Fall away
- Fall back
- Flow back
- A fishing lure heard to subside
- Change a beat to taper off
- Die away
- Die down
- Die down (of storm)
- Diminish
- Ease off
- ... and flow
- And not
- Be back before first outgoing tide
- Bea! Be back or fall back!
- Decline sea change?
- Depressed, at a low ...
- diminution