If you are looking for words that end with ion. You have found the right article. This valuable list of words with ion ending will help you increase your vocabulary. Moreover, this will help you recognize the parts of speech of a word in this list. Most English words with this ending are nouns; few belong to other parts of speech, such as verbs, adjectives, and adverbs.
Must Read: Words that End with ation
What Are the Words with ion Ending?
Below is a common word list ending in ion. Most of these words are nouns.
- Cross-Promotion
- Counterattraction
- Counter-Revolution
- Dissatisfaction
- Immunosuppression
- Incomprehension
- Interconnection
- Lion
- Misapprehension
- Nonintervention
- Self-Absorption
- Self-Destruction
- Self-Expression
- Self-Possession
- Self-Protection
- Self-Satisfaction
5-letter Words Ending in Ion
- Anion
- Action
- Onion
- Prion
- Scion
- Union
6-Letter Words Ending In ion
- Amnion
- Bunion
- Cation
- Fusion
- Legion
- Lotion
- Minion
- Motion
- Notion
- Option
- Pinion
- Region
- Vision
7-Letter Words Ending In ion
- Auction
- Bastion
- Billion
- Caption
- Carrion
- Caution
- Cushion
- Edition
- Emotion
- Erosion
- Evasion
- Faction
- Fashion
- Fiction
- Fission
- Mansion
- Mention
- Million
- Mission
- Passion
- Pension
- Pillion
- Portion
- Reunion
- Section
- Session
- Suction
- Tension
- Torsion
- Tuition
- Version
- Zillion
- Diction
- Opinion
8-Letter Words Ending In ion
- Ablution
- Abortion
- Abrasion
- Adhesion
- Adoption
- Aeration
- Allusion
- Addition
- Ambition
- Audition
- Aversion
- Champion
- Coercion
- Cohesion
- Decision
- Deletion
- Delusion
- Demotion
- Derision
- Devotion
- Dilution
- Division
- Dominion
- Effusion
- Egestion
- Ejection
- Election
- Emission
- Emulsion
- Erection
- Eruption
- Eviction
- Excision
- Exertion
- Fraction
- Friction
- Fruition
- Function
- Ganglion
- Gumption
- Ignition
- Illusion
- Inaction
- Incision
- Infusion
- Invasion
- Junction
- Nonunion
- Oblivion
- Occasion
- Omission
- Pavilion
- Petition
- Position
- Question
- Reaction
- Revision
- Sanction
- Scallion
- Scansion
- Scorpion
- Sedition
- Solution
- Stallion
- Traction
9-Letter Words Ending In ion
- Accession
- Accordion
- Addiction
- Abduction
- Abolition
- Accretion
- Admission
- Affection
- Assertion
- Attention
- Attrition
- Battalion
- Centurion
- Coalition
- Cognition
- Collision
- Collusion
- Commotion
- Communion
- Companion
- Condition
- Confusion
- Contagion
- Contusion
- Corrosion
- Criterion
- Dandelion
- Deception
- Deduction
- Dejection
- Dentition
- Depiction
- Depletion
- Desertion
- Detection
- Detention
- Diffusion
- Digestion
- Dimension
- Direction
- Diversion
- Elocution
- Erudition
- Evolution
- Exception
- Exclusion
- Excretion
- Excursion
- Execution
- Exemption
- Expansion
- Explosion
- Expulsion
- Extension
- Extortion
- Extrusion
- Immersion
- Implosion
- Inception
- Inclusion
- Incursion
- Induction
- Infection
- Ingestion
- Injection
- Insertion
- Intention
- Intrusion
- Intuition
- Invention
- Inversion
- Medallion
- Nutrition
- Objection
- Obsession
- Occlusion
- Partition
- Perdition
- Pollution
- Precision
- Profusion
- Promotion
- Provision
- Rebellion
- Reception
- Recession
- Reduction
- Rejection
- Remission
- Repulsion
- Retention
- Reversion
- Revulsion
- Secession
- Seclusion
- Secretion
- Seduction
- Selection
- Squillion
- Stanchion
- Suspicion
- Tradition
- Vermilion
10-Letter Words Ending In ion
- Absolution
- Absorption
- Abstention
- Admonition
- Affliction
- Aggression
- Ammunition
- Apparition
- Aspersions
- Assumption
- Attraction
- Collection
- Combustion
- Commission
- Compassion
- Completion
- Complexion
- Compulsion
- Conception
- Concession
- Conclusion
- Concoction
- Concussion
- Conduction
- Confection
- Confession
- Congestion
- Connection
- Contention
- Contortion
- Contrition
- Convection
- Convention
- Conversion
- Conviction
- Convulsion
- Correction
- Corruption
- Declension
- Demolition
- Deposition
- Definition
- Deflection
- Devolution
- Digression
- Diminution
- Discretion
- Discussion
- Discretion
- Discussion
- Dispersion
- Disruption
- Dissection
- Dissension
- Distension
- Distortion
- Encryption
- Exhaustion
- Exhibition
- Expedition
- Exposition
- Expression
- Extinction
- Extraction
- Imposition
- Impression
- Indecision
- Inflection
- Infliction
- Infraction
- Inhibition
- Injunction
- Inspection
- Locomotion
- Opposition
- Oppression
- Perception
- Percussion
- Perfection
- Permission
- Persuasion
- Perversion
- Pincushion
- Possession
- Precaution
- Preclusion
- Prediction
- Pretension
- Prevention
- Procession
- Production
- Profession
- Projection
- Proportion
- Propulsion
- Protection
- Protrusion
- Redemption
- Reflection
- Refraction
- Regression
- Repetition
- Repression
- Resolution
- Resumption
- Retraction
- Revolution
- Subjection
- Submersion
- Submission
- Subsection
- Subversion
- Succession
- Suggestion
- Television
- Transition
- Suspension
11-Letter Words Ending In ion
- Abstraction
- Acquisition
- Attribution
- Benediction
- Competition
- Composition
- Compression
- Compunction
- Conjunction
- Contraction
- Contraption
- Convolution
- Crucifixion
- Depressions
- Dereliction
- Description
- Destitution
- Destruction
- Diffraction
- Disposition
- Dissolution
- Distinction
- Distraction
- Dysfunction
- Extradition
- Imprecision
- Inattention
- Indigestion
- Inquisition
- Inscription
- Institution
- Instruction
- Interaction
- Liposuction
- Malfunction
- Metafiction
- Non-Fiction
- Obstruction
- Parturition
- Persecution
- Premonition
- Preposition
- Presumption
- Progression
- Prohibition
- Proposition
- Prosecution
- Protraction
- Recognition
- Recondition
- Re-Election
- Requisition
- Restitution
- Restriction
- Retribution
- Semiotician
- Subdivision
- Subtraction
- Supervision
- Supposition
- Suppression
- Transaction
- Transfusion
- Valediction
12-Letter Words Ending In ion
- Apprehension
- Circumcision
- Conscription
- Constitution
- Constriction
- Construction
- Contribution
- Disaffection
- Disquisition
- Distribution
- Genuflection
- Hypertension
- Imperfection
- Indiscretion
- Insurrection
- Interception
- Intercession
- Interjection
- Intermission
- Interruption
- Intersection
- Intervention
- Introduction
- Introversion
- Irresolution
- Jurisdiction
- Malnutrition
- Misdirection
- Overreaction
- Petrifaction
- Precognition
- Precondition
- Predilection
- Prescription
- Proscription
- Prostitution
- Putrefaction
- Recollection
- Repercussion
- Repossession
- Reproduction
- Resurrection
- Satisfaction
- Stupefaction
- Subscription
- Substitution
- Superstition
13 and 14-Letter Words Ending In ion
- Circumlocution
- Autosuggestion
- Circumspection
- Circumvention
- Comprehension
- Condescension
- Contraception
- Contradiction
- Contravention
- Co-Production
- Cross-Question
- Cross-Section
- Decomposition
- Decompression
- Decriminalize
- Disconnection
- Disconnection
- Dispossession
- Disproportion
- Electrocution
- Indisposition
- Interposition
- Introspection
- Juxtaposition
- Misconception
- Mitochondrion
- Non-Aggression
- Overproduction
- Parrot-Fashion (Adverb)
- Preconception
- Predisposition
- Presupposition
- Reconstitution
- Reconstruction
- Redistribution
- Retrogression
- Retrospection
- Self-Deception
- Self-Delusion
- Transcription
- Transgression
- Transmission
- Transposition
Verbs End with ion
- Action
- Apportion
- Audition
- Commission
- Cushion
- Decommission
- Disillusion
Adjectives End with ion
- Anti-abortion
- Pump-action