Words Starting with O, Containing R and Ending in SIS

Words that start with O, contain R and end in SIS can be really specific, like you'd need when you're stumped by a crossword clue. Fear not! Leave it up to us at WordFinder to find all the words that start with O, words with R or words that end in SIS you want for every word game situation, from Words With Friends® to Wordscapes® and more.

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14 Letter Words

1 word
onchocerciasis

1 of 1 words

13 Letter Words

2 words
organogenesis
osteonecrosis

2 of 2 words

12 Letter Words

5 words
overemphasis
overanalysis
orthogenesis
otosclerosis
osteoporosis

5 of 5 words

10 Letter Words

3 words
oxyuriasis
ornithosis
orogenesis

3 of 3 words

8 Letter Words

1 word
orthosis

1 of 1 words

Popular word lists starting with O, containing R and ending in SIS

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