Ruefully rhymes with:
anencephaly, artfully, blissfully, carefully, cheerfully, delightfully, dreadfully, dutifully, faithfully, fitfully, forcefully, frightfully, gainfully, gleefully, gracefully, gratefully, harmfully, helpfully, hopefully, joyfully, lawfully, manfully, masterfully, meaningfully, mercifully, mindfully, painfully, peacefully, pitifully, playfully, purposefully, regretfully, respectfully, rightfully, skillfully, sniffily, successfully, tactfully, tastefully, tearfully, thankfully, thoughtfully, truthfully, unlawfully, unsuccessfully, usefully, wilfully, willfully, wishfully, wistfully, woefully, wonderfully, wrongfully
Ruefully sounds like:
rabble, rabel, rafael, rafale, raffaele, raffaelli, raffel, raffle, raible, raphael, raphaela, raphel, rapley, ravel, ravelo, ravioli, reapply, rebel, rebello, rebelo, refile, refill, refuel, reibel, reifel, repayable, repeal, repel, replay, reply, revalue, reveal, revel, revell, revelle, revello, revile, revilla, reville, revival, ribble, riebel, riffel, riffle, rifle, riopel, riopelle, ripley, rippel, ripple, rival, riviello, robel, robello, robelo, robl, roble, roblee, robley, roppolo, roubal, rouble, roybal, rubble, rubel, rubell, rubella, ruble, rubley, ruebel, rueful, ruffalo, ruffle, ruffolo, rupaul, ruple, rupley, ruppel, ruvolo, ruybal