retro-cession (noun) ebb: regression; decline
Sinonime: abatement, backflow,
decay,
decrease, degeneration, depreciation,
deterioration, diminution,
drop, dwindling, fading away, flagging, going out, lessening, low tide, low water, outward flow, petering out,
recession, refluence, reflux,
retreat, retrocession, retroflux, shrinkage, sinking, slackening, subsidence,
sweep,
wane, waning, weakening,
withdrawalAntonime: flow,
incline,
increase,
rise