Simple past tense and past participle of ebb.(verb)
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Use "ebbed" in a sentence
"Once again the tide of guests ebbed from the Big House, and more than one lunch and dinner found only the two men and Paula at the table."
"I lay still with eyes closed until the pain ebbed away a bit and my memory of the night before came back."
"But as I looked the waves began to ebb – and they ebbed as swiftly as, four years ago, they rolled in – ebbed out and out, to the gulf; and the Glen lay before me, beautiful and green, with a rainbow spanning Rainbow Valley – a rainbow of such splendid colour that it dazzled me – and I woke."