8 words in our word list end with OPTEROUS.
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Words with 18 letters that end in 'opterous'
microlepidopterousWords with 13 letters that end in 'opterous'
heteropterous hymenopterous lepidopterousWords with 12 letters that end in 'opterous'
coleopterous macropterous neuropterousWords with 11 letters that end in 'opterous'
homopterous
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