Words With OS

10595 words containing OS, from 2 to 15 letters. Pick a length to see its full list.

2 Letter Words With OS

1 words, 1 common
  • os2

3 Letter Words With OS

17 words, 4 common
  • bos5
  • dos4
  • ios3
  • nos3
  • cos5
  • gos4
  • hos6
  • kos7
  • los3
  • mos5
  • oos3
  • ose3
  • pos5
  • sos3
  • wos6
  • yos6
  • zos12

4 Letter Words With OS

101 words, 27 common
  • bios6
  • boos6
  • boss6
  • bros6
  • cost6
  • cosy9
  • dose5
  • egos5
  • gosh8
  • hose7
  • host7
  • josh14
  • joss11
  • lose4
  • loss4
  • lost4
  • moss6
  • most6
  • nose4
  • pose6

5 Letter Words With OS

425 words, 52 common
  • arose5
  • autos5
  • boost7
  • bosom9
  • bossy10
  • chaos10
  • chose10
  • close7
  • costa7
  • costs7
  • cross7
  • demos8
  • doses6
  • dross6
  • ethos8
  • euros5
  • floss8
  • frost8
  • ghost9
  • gloss6

6 Letter Words With OS

777 words, 53 common
  • across8
  • almost8
  • boosts8
  • bosses8
  • choose11
  • chosen11
  • closed9
  • closer8
  • closes8
  • closet8
  • condos9
  • cosmic12
  • cosmos10
  • costly11
  • dosage8
  • expose15
  • fossil9
  • foster9
  • frosty12
  • ghosts10

7 Letter Words With OS

989 words, 69 common
  • aerosol7
  • apostle9
  • blossom11
  • boosted10
  • booster9
  • broncos11
  • casinos9
  • chooses12
  • closely12
  • closest9
  • closets9
  • closing10
  • closure9
  • compose13
  • compost13
  • cosplay14
  • costing10
  • costume11
  • crossed10
  • crosses9

8 Letter Words With OS

1,311 words, 60 common
  • agnostic11
  • apostles10
  • asbestos10
  • blossoms12
  • boosters10
  • boosting11
  • choosing14
  • closures10
  • colossal10
  • colossus10
  • composed15
  • composer14
  • cosmetic14
  • costumes12
  • crossbow15
  • crossing11
  • deposits11
  • diagnose10
  • dinosaur9
  • disclose11

9 Letter Words With OS

1,497 words, 58 common
  • aerospace13
  • animosity14
  • apostolic13
  • cellulose11
  • closeness11
  • commandos16
  • composers15
  • composing16
  • composite15
  • composure15
  • corrosion11
  • corrosive14
  • cosmetics15
  • crossings12
  • crossover14
  • crossword15
  • curiosity14
  • deposited13
  • diagnosed12
  • diagnoses11

10 Letter Words With OS

1,426 words, 48 common
  • atmosphere17
  • chromosome19
  • composites16
  • crossroads13
  • deposition13
  • diagnosing13
  • diagnostic14
  • disclosing14
  • disclosure13
  • disposable15
  • ecosystems17
  • enclosures12
  • explosions19
  • explosives22
  • exposition19
  • generosity14
  • homosexual22
  • imposition14
  • impossible16
  • microscope18

11 Letter Words With OS

1,235 words, 22 common
  • atmospheric20
  • chromosomes20
  • composition17
  • diagnostics15
  • disclosures14
  • disposition14
  • foreclosure16
  • homosexuals23
  • hospitality19
  • hostilities14
  • microscopic21
  • philosopher21
  • positioning14
  • possessions13
  • possibility18
  • proposition15
  • prosecuting16
  • prosecution15
  • prosecutors15
  • prospective20

12 Letter Words With OS

1,064 words, 19 common
  • compositions18
  • cosmopolitan18
  • heterosexual22
  • hospitalized27
  • neuroscience16
  • philosophers22
  • philosophies22
  • photoshopped25
  • postdoctoral17
  • postgraduate16
  • postponement18
  • preposterous16
  • propositions16
  • prosecutions16
  • prostitution14
  • purposefully22
  • spectroscopy23
  • testosterone12
  • tuberculosis16
  • accelerandos17

13 Letter Words With OS

801 words, 7 common
  • decomposition20
  • homosexuality28
  • impossibility22
  • metamorphosis22
  • philosophical25
  • possibilities17
  • retrospective20
  • actinomycoses22
  • actinomycosis22
  • aecidiospores18
  • aerosiderites14
  • aerostructure15
  • aethrioscopes20
  • agamospermies20
  • agrostologies15
  • agrostologist15
  • albertosaurus15
  • aldosteronism16
  • altaltissimos15
  • aluminosities15

14 Letter Words With OS

582 words, 1 common
  • photosynthesis25
  • aerosolisation14
  • aerosolization23
  • aerostructures16
  • aggiornamentos18
  • agrostological18
  • agrostologists16
  • aldosteronisms17
  • alloiostrophos19
  • allosterically19
  • amphiarthroses24
  • amphiarthrosis24
  • amphiprostylar26
  • amphiprostyles26
  • anamorphoscope25
  • angiosarcomata19
  • angiostomatous17
  • ankylosauruses21
  • anthroposophic26
  • anticorrosions16

15 Letter Words With OS

369 words, 1 common
  • hospitalization29
  • aerosolisations15
  • aerosolizations24
  • agranulocytoses21
  • agranulocytosis21
  • albertosauruses17
  • aluminosilicate19
  • ambosexualities26
  • anamorphoscopes26
  • ancylostomiases22
  • ancylostomiasis22
  • androstenedione17
  • anfractuosities20
  • angustirostrate16
  • ankylostomiases24
  • ankylostomiasis24
  • anthroposophies25
  • anthroposophist25
  • antiforeclosure20
  • ariboflavinoses23

Words With OS: Questions

How many words containing OS are there?

There are 10,595 words containing OS in our dictionary, ranging from 2 to 15 letters long.

What is the longest word containing OS?

HOSPITALIZATION is one of the longest at 15 letters, which is as long as these lists run.

What are some common words containing OS?

AEROSPACE, ANIMOSITY, APOSTOLIC are among the most familiar words containing OS. Pick a word length to see the full list for that length.

Are these words containing OS valid in Scrabble and Words With Friends?

Every word is drawn from a tournament word list, so most are playable everywhere. Open the list for a given length to filter it down to Scrabble US (NWL2023), Scrabble UK (CSW24) or Words With Friends.