Nouns that start with O and end with ATION

We have listed 84 nouns that start with O and end with ATION for you in this WordMom word list. All these nouns starting with O and ending with ATION were verified by specialists in the English language.

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  • oblation
  • obligation
  • obliteration
  • obfuscation
  • obviation
  • observation
  • objurgation
  • obstipation
  • objectification
  • obsignation
  • obliquation
  • obduration
  • obtestation
  • obturation
  • obumbration
  • obsecration
  • objuration
  • objectivation
  • oblectation
  • obstination
  • obtruncation
  • obstetrication
  • oberration
  • obfirmation
  • oblatration
  • obluctation
  • obtenebration
  • obtrectation
  • obsigillation
  • occupation
  • occultation
  • occecation
  • oestruation
  • officiation
  • omination
  • oneration
  • operation
  • optimization
  • optimisation
  • opsonization
  • opsonisation
  • oppilation
  • opacification
  • optation
  • opination
  • oppugnation
  • opitulation
  • opsonation
  • oration
  • orientation
  • origination
  • organization
  • ordination
  • organisation
  • orchestration
  • ornamentation
  • organification
  • orbation
  • orbiculation
  • ostentation
  • osculation
  • ossification
  • oscillation
  • oscitation
  • outstation
  • ovation
  • ovulation
  • overvaluation
  • overestimation
  • overpopulation
  • overutilisation
  • overutilization
  • overcompensation
  • oversimplification
  • overcapitalisation
  • overcapitalization
  • overexploitation
  • oxidation
  • oxygenation
  • oxidization
  • oxidisation
  • ozonation
  • ozonization
  • ozonification

Nouns that start with