Here's what rhymes with confounded.

Consider these alternatives

confound / found confounding / founding mystified / side perplexed / next confounds / sounds unnerved / first roundly / profoundly defied / side wowed / out unimpressed / best derided / decided criminologists / sociologists stymied / definiert captivated / dated detractors / factors dismayed / made vexed / next astounded / grounded defies / size