Words that start with 'tri' and contain 'o'


With so many combinations to choose from (747 entries), the sky's your limit.

4 letter words

  • trio

5 letter words

  • trigo
  • triol
  • trior
  • trios

6 letter words

  • triazo
  • tricon
  • tricot
  • triduo
  • trigon
  • trigos
  • trillo
  • trinol
  • triode
  • triole
  • triols
  • triops
  • triose
  • tripod
  • tripos
  • tripot
  • triton
  • tritor

7 letter words

  • trianon
  • triaxon
  • tricorn
  • tricots
  • trifoil
  • trifold
  • trifoly
  • triform
  • triglot
  • trigona
  • trigone
  • trigons
  • triketo
  • trilobe
  • trilogy
  • trinode
  • triobol
  • triodes
  • triodia
  • triodon
  • trioecs
  • triolet
  • trional
  • triones
  • trionfi
  • trionfo
  • trionym
  • trionyx
  • trioses
  • trioxid
  • tripody
  • tripods
  • tripoli
  • trisazo
  • trisome
  • trisomy
  • tritolo
  • tritoma
  • tritone
  • tritons
  • trizoic
  • trizone

8 letter words

  • triamino
  • triatoma
  • triazoic
  • triazole
  • trichion
  • trichode
  • trichoid
  • trichoma
  • trichome
  • trichord
  • tricolic
  • tricolon
  • tricolor
  • triconch
  • tricorne
  • tricorns
  • tricosyl
  • tricotee
  • tricouni
  • trifocal
  • triforia
  • trigonal
  • trigonia
  • trigonic
  • trigonid
  • trigonon
  • trigonum
  • trihoral
  • trillado
  • trilleto
  • trillion
  • trilloes
  • trilobal
  • trilobed
  • trilogic
  • trimodal
  • trimoric
  • trimorph
  • trimotor
  • tringoid
  • trinitro
  • trinodal
  • trinomen
  • triodion
  • trioecia

9 letter words

  • triaenose
  • triagonal
  • trialogue
  • triamorph
  • triatomic
  • triazoles
  • triazolic
  • tribolium
  • tribology
  • tribonema
  • tribromid
  • tribuloid
  • tricarbon
  • tricerion
  • trichions
  • trichloro
  • trichogen
  • trichomes
  • trichomic
  • trichosis
  • trichroic
  • trichrome
  • tricksome
  • tricolors
  • tricolour
  • tricornes
  • tricosane
  • tricotine
  • tricresol
  • tricrotic
  • tridecoic
  • triecious
  • triferous
  • trifledom
  • trifloral
  • trifocals
  • trifolium
  • triforial
  • triforium
  • triformed
  • triformin
  • trifornia
  • trigamous
  • trigatron
  • trigynous

10 letter words

  • triacontad
  • triaconter
  • triamylose
  • triandrous
  • trianthous
  • triaxonian
  • tribesfolk
  • tribometer
  • triborough
  • tribromide
  • tricarpous
  • trichevron
  • trichinoid
  • trichinous
  • trichlorid
  • trichocyst
  • trichogyne
  • trichology
  • tricholoma
  • trichoplax
  • trichopore
  • trichopter
  • trichotomy
  • trichroism
  • trichromat
  • trichromic
  • trickproof
  • tricoccose
  • tricoccous
  • tricolette
  • tricolored
  • triconodon
  • tricornute
  • tricosylic
  • tricostate
  • tricrotism
  • tricrotous
  • trifanious
  • trifarious
  • triflorate
  • triflorous
  • trifoliate
  • triformity
  • triformous
  • triglochid

11 letter words

  • triacontane
  • triammonium
  • trianguloid
  • triantelope
  • tribeswoman
  • tribeswomen
  • tribologist
  • tribulation
  • tributorian
  • triceratops
  • trichinosed
  • trichinoses
  • trichinosis
  • trichinotic
  • trichiuroid
  • trichlorfon
  • trichloride
  • trichoblast
  • trichoderma
  • trichogynic
  • tricholaena
  • trichomanes
  • trichomonad
  • trichomonal
  • trichomonas
  • trichonosis
  • trichonosus
  • trichonotid
  • trichopathy
  • trichophyte
  • trichophore
  • trichoptera
  • trichorrhea
  • trichostema
  • trichotomic
  • trichromate
  • trichronous
  • tricolumnar
  • tricompound
  • triconodont
  • tricornered
  • tricorporal
  • tricosanone
  • tridiagonal
  • tridiapason

12 letter words

  • triadelphous
  • triamorphous
  • trianglework
  • triangulator
  • triatomicity
  • tribespeople
  • tribological
  • tribophysics
  • tribulations
  • tricenarious
  • tricephalous
  • trichinopoli
  • trichinopoly
  • trichobezoar
  • trichocystic
  • trichoclasia
  • trichoclasis
  • trichogenous
  • trichogynial
  • trichogramma
  • trichologist
  • trichomatose
  • trichomatous
  • trichopathic
  • trichophytia
  • trichophytic
  • trichophyton
  • trichophobia
  • trichophoric
  • trichopteran
  • trichopteron
  • trichosporum
  • trichostasis
  • trichotomies
  • trichotomism
  • trichotomist
  • trichotomize
  • trichotomous
  • trichromatic
  • triconodonta
  • triconodonty
  • tricophorous
  • tricoryphean
  • tricorporate
  • tridactylous

13 letter words

  • triamcinolone
  • triangulation
  • triatomically
  • triboelectric
  • tribonemaceae
  • tribromacetic
  • tribromphenol
  • tricarboxylic
  • triceratopses
  • trichatrophia
  • trichechodont
  • trichinoscope
  • trichinoscopy
  • trichocarpous
  • trichodesmium
  • trichoglossia
  • trichological
  • trichomaphyte
  • trichomatosis
  • trichomycosis
  • trichomonadal
  • trichopterous
  • trichorrhexic
  • trichorrhexis
  • trichosanthes
  • trichoschisis
  • trichothallic
  • trichromatism
  • trichromatist
  • triconodontid
  • trigoniaceous
  • trigonocerous
  • trigonometria
  • trigonometric
  • trihypostatic
  • trilateration
  • trilinolenate
  • trimerization
  • trimethadione
  • trimucronatus
  • trinitroxylol
  • trinucleotide
  • triodontoidea
  • triodontoidei
  • trioperculate

14 letter words

  • triacetonamine
  • triangulations
  • triantaphyllos
  • tribracteolate
  • tribromophenol
  • tribromphenate
  • trichiniferous
  • trichinisation
  • trichinization
  • trichinophobia
  • trichobacteria
  • trichobranchia
  • trichocephalus
  • trichodontidae
  • trichoglossine
  • trichomonacide
  • trichomoniasis
  • trichophyllous
  • trichophytosis
  • trichopterygid
  • trichoschistic
  • trichosporange
  • trichotomously
  • triclinohedric
  • triconodontoid
  • triconsonantal
  • tridentiferous
  • tridimensional
  • tridimensioned
  • trigonocephaly
  • trigonometries
  • trihemiobolion
  • triiodomethane
  • trinitrocresol
  • trinitrophenol
  • trinitrotoluol
  • trinitroxylene
  • trionychoidean
  • tripersonalism
  • tripersonalist
  • tripersonality
  • trisoctahedral
  • trisoctahedron
  • tritencephalon
  • tritriacontane

15 letter words

  • triacontaeterid
  • tribromoethanol
  • trichlormethane
  • trichloroacetic
  • trichloroethane
  • trichloromethyl
  • trichoglossidae
  • trichoglossinae
  • trichomonacidal
  • trichomonadidae
  • trichoschistism
  • trichostrongyle
  • trichromatopsia
  • tricotyledonous
  • triethanolamine
  • trifluoperazine
  • trigonocephalic
  • trigonocephalus
  • trigonometrical
  • trinitroaniline
  • trinitrobenzene
  • trinitromethane
  • trinitrotoluene
  • triodontophorus
  • trioxymethylene
  • trirhombohedral
  • tristetrahedron
  • trisubstitution
  • trithioaldehyde
  • trithiocarbonic

16 letter words

  • triboelectricity
  • tribofluorescent
  • triboluminescent
  • trichlorethylene
  • trichloromethane
  • trichobranchiate
  • trichopterygidae
  • trichosporangial
  • trichosporangium
  • trichostrongylid
  • trichostrongylus
  • trichotillomania
  • tridimensionally
  • trigonocephalous
  • trigonometrician
  • triiodothyronine
  • trinitrocarbolic
  • trinitroglycerin
  • trinitroresorcin
  • triplocaulescent
  • triskaidekaphobe
  • tritetartemorion
  • trithiocarbonate

17 letter words

  • triakisoctahedral
  • triakisoctahedrid
  • triakisoctahedron
  • tribofluorescence
  • triboluminescence
  • trichlorethylenes
  • trichloroethylene
  • trichloromethanes
  • trichocephaliasis
  • trichoepithelioma
  • trichogrammatidae
  • trichopathophobia
  • triconsonantalism
  • tridimensionality
  • trigonometrically
  • trinitrocellulose
  • trionychoideachid
  • triphenylcarbinol
  • triplochitonaceae
  • triskaidekaphobes
  • triskaidekaphobia

18 letter words

  • triakisicosahedral
  • triakisicosahedron
  • triakistetrahedron
  • triangulopyramidal
  • triphenylphosphine

19 letter words

  • triangulotriangular
  • tribophosphorescent
  • tribophosphoroscope
  • trigonododecahedron

20 letter words

  • tribophosphorescence
  • tribromoacetaldehyde
  • trihemitetartemorion

21 letter words

  • triacetyloleandomycin
  • trichloroacetaldehyde
  • trichloronitromethane

22 letter words

  • trifluorochloromethane

29 letter words

  • trinitrophenylmethylnitramine

What is the total number of words you can put together using words that start with 'tri' and include 'o'?
You can derive 747 words using the letter combination you searched for.

What is the highest number of points you could get in Scrabble using this list of words starting with 'tri' that contain 'o'?
With a sizeable 747 entries, we would recommend selecting 'triazoic' which scores 19 points overall.

What's the most common word that starts with 'tri' and includes 'o'?
A popular word for the combination you searched is 'trillion'.

What's a strange word from this list?
'Trifloral' definitely ranks as the most strange word from our list of words that start with 'tri' and include 'o'. The accepted definition of 'trifloral' is as follows: "Three-flowered; having or bearing three flowers; as, a triflorous peduncle.". Source Cambridge Dictionary.

How many letters does the largest word on this page consist of?
The biggest word is 29 characters, which is 'trinitrophenylmethylnitramine'.