Words Starting with O and Ending in IS

Words that start with O and end in IS will help you land the highest-scoring word when you're playing a word game, like Words With Friends® or Scrabble® GO. We are here to provide you with words that start with O and words that end in IS, organized alphabetically or by total points.

Words With Friends®

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14 Letter Words

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Word Points Options
omphaloskepsis 30
onchocerciasis 26
osteoarthritis 16

3 of 3 words

13 Letter Words

Word Points Options
organogenesis 19
osteomyelitis 19
osteonecrosis 17

3 of 3 words

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12 Letter Words

Word Points Options
overemphasis 24
ophthalmitis 23
overanalysis 20
oesophagitis 19
orthogenesis 17
otosclerosis 16
osteogenesis 15
osteoporosis 15

8 of 8 words

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11 Letter Words

Word Points Options
oncogenesis 18
ontogenesis 15

2 of 2 words

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10 Letter Words

Word Points Options
ololiuquis 23
oxyuriasis 20
omphalitis 19
oophoritis 15
ornithosis 13
orogenesis 13
osteolysis 13

7 of 7 words

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9 Letter Words

Word Points Options
ovotestis 13
oogenesis 12
ouistitis 10

3 of 3 words

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8 Letter Words

Word Points Options
orchitis 13
origamis 13
ovaritis 12
orthosis 10
osteitis 8
osteosis 8

6 of 6 words

7 Letter Words

Word Points Options
ourebis 11
octrois 10
osmosis 10
ooralis 8
ouraris 8
ostosis 7

6 of 6 words

6 Letter Words

Word Points Options
oxalis 14
okapis 13
orchis 11
oribis 9
otitis 6

5 of 5 words

5 Letter Words

Word Points Options
ornis 6
oasis 5
orris 5

3 of 3 words

4 Letter Words

Word Points Options
obis 7

1 of 1 words

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