Words Ending in A With OS

181 words ending in A and containing OS, from 4 to 15 letters. Pick a length to see its full list.

  • dosa5
  • ossa4
  • tosa4
  • costa7
  • bossa7
  • dosha9
  • fossa8
  • hosta8
  • neosa5
  • ossia5
  • ostia5
  • posca9
  • roosa5
  • rosha8
  • rossa5
  • sposa7
  • aftosa9
  • boshta11
  • cosmea10
  • doosra7
  • glossa7
  • mimosa10
  • mucosa10
  • oscula8
  • osetra6
  • posada9
  • rostra6
  • rosula6
  • rugosa7
  • samosa8
  • serosa6
  • abrosia9
  • agnosia8
  • amorosa9
  • anosmia9
  • bullosa9
  • celosia9
  • curiosa9
  • drosera8
  • fossula10
  • gospoda11
  • hosanna10
  • margosa10
  • osmunda10
  • ossetra7
  • osteoma9
  • ostraca9
  • ostraka11
  • prosoma11
  • rosacea9
  • rosalia7
  • aglossia9
  • ambrosia12
  • apositia10
  • coprosma14
  • crostata10
  • endostea9
  • gloriosa9
  • glossina9
  • hospitia13
  • mariposa12
  • parosmia12
  • postcava15
  • rostella8
  • scabiosa12
  • starosta8
  • subcosta12
  • symposia15
  • virtuosa11
  • nostalgia10
  • angostura10
  • appaloosa13
  • cosmorama15
  • costalgia12
  • crocosmia15
  • diglossia11
  • emboscata15
  • exosporia18
  • hydrosoma18
  • osmeteria11
  • ossifraga13
  • osteomata11
  • periostea11
  • ponderosa12
  • postulata11
  • proposita13
  • proscenia13
  • proseucha16
  • prosomata13
  • afrormosia15
  • agrostemma15
  • autostrada11
  • clostridia13
  • crossandra13
  • cyclospora19
  • drosophila16
  • glucosuria13
  • glycosuria16
  • gynostemia16
  • hemostasia15
  • hyperosmia20
  • icosahedra16
  • lactosuria12
  • leprosaria12
  • matrioshka19
  • matryoshka22
  • neurospora12
  • nosophobia17
  • nostomania12
  • azoospermia24
  • cladosporia16
  • glossodynia16
  • glossolalia12
  • haemostasia16
  • hydrosomata20
  • hyposthenia22
  • idioglossia13
  • opisthosoma18
  • postliminia15
  • prosenchyma23
  • prosopopeia17
  • retinospora13
  • xenoglossia19
  • xerostomata20
  • agrostemmata17
  • angiosarcoma17
  • enhypostasia20
  • eosinophilia17
  • fibrosarcoma21
  • galactosemia17
  • glossophobia20
  • isosthenuria15
  • lollapaloosa14
  • oligospermia17
  • osteomalacia16
  • osteosarcoma16
  • phosphaturia22
  • plasmosomata18
  • prosopopoeia18
  • prostanthera17
  • zoosporangia24
  • galactosaemia18
  • heteroglossia17
  • hyperprosexia30
  • lymphosarcoma27
  • opisthosomata20
  • prosencephala22
  • prosenchymata25
  • prosopagnosia18
  • prosthodontia19
  • rhinoscleroma20
  • angiosarcomata19
  • carcinosarcoma22
  • cryptosporidia24
  • fibrosarcomata23
  • macrosporangia21
  • microsporangia21
  • nosocomephobia25
  • osteosarcomata18
  • icositetrahedra21
  • lymphosarcomata29
  • rhinoscleromata22
  • strephosymbolia27

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Words Ending in A With OS: Questions

How many words ending in A and containing OS are there?

There are 181 words ending in A and containing OS in our dictionary, ranging from 4 to 15 letters long.

What is the longest word ending in A and containing OS?

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

What are some common words ending in A and containing OS?

AFRORMOSIA, AGROSTEMMA, AUTOSTRADA are among the most familiar words ending in A and containing OS. Pick a word length to see the full list for that length.

Are these words ending in A and 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.