-ion

Compounds

In compounds

-ation, abacination, abbreviation, abdication, abduction, ablation, ablution, abnegation, abomination, abortion, abrogation, abstraction, acceleration, accentuation, accession, acclimation, accommodation, accordion, accretion, acculturation, accumulation, acetylation, action, activation, actuation, adaption, addiction, adjudication, administration, adoption, adulation, adulteration, adumbration, advection, aeration, affection, affiliation, affliction, agglomeration, agglutination, aggravation, aggregation, aggression, agitation, alienation, alleviation, alliteration, allocation, allocution, alternation, amalgamation, ambulation, amelioration, amputation, animation, annihilation, annotation, annunciation, anticipation, appreciation, appropriation, approximation, arbitration, arrogation, articulation, asphyxiation, assassination, assertion, asseveration, assimilation, association, attenuation, attraction, attribution, audition, auscultation, authentication, automation, aviation, bifurcation, biotinylation, bisection, calculation, calibration, calumniation, capacitation, capitulation, captivation, carbonation, castigation, castration, cation, celebration, cerebration, certification, chlorination, circulation, circumcision, circumnavigation, circumvention, coagulation, coercion, cogitation, cohabitation, collaboration, collation, collection, collocation, combustion, commemoration, commiseration, communication, communion, compaction, compassion, compensation, completion, complication, compression, concatenation, concentration, conciliation, concoction, concretion, conduction, confabulation, confederation, confession, confiscation, confusion, congestion, conglomeration, congratulation, congregation, conjugation, connection, conscription, consecration, consolidation, constipation, constitution, constriction, construction, consummation, contamination, contemplation, contention, contortion, contraction, contradiction, contraindication, contribution, convection, conviction, convulsion, conſtitution, cooperation, coordination, copulation, correction, correlation, corroboration, corrugation, corruption, coruscation, counteraction, creation, cremation, culmination, cultivation, deacetylation, deactivation, debilitation, decapitation, deceleration, decimation, decompression, deconstruction, decontamination, deconvolution, decoration, decryption, dedication, deduction, defecation, defection, defenestration, deflation, deflection, defoliation, degeneration, dehydration, dejection, delegation, deletion, deliberation, delineation, demarcation, demodulation, demonstration, demotion, denigration, denomination, depiction, depletion, depopulation, deprecation, depreciation, depression, deregulation, derogation, desalination, desecration, desegregation, desertion, desiccation, designation, desolation, destruction, detection, deterioration, detonation, detraction, devastation, deviation, devotion, dictation, diffraction, diffusion, digestion, digression, dilation, dilution, direction, disaffection, disambiguation, disassociation, disconnection, discrimination, discussion, disinfection, disintegration, dislocation, disorientation, dispersion, dispossession, disruption, dissection, dissemination, dissimulation, dissipation, dissociation, distortion, distraction, distribution, domestication, domination, donation, duplication, edition, effusion, ejaculation, ejection, elaboration, elation, election, electrocution, elevation, elimination, elocution, elongation, elucidation, emaciation, emanation, emancipation, emasculation, emigration, emotion, emulation, encapsulation, encryption, enervation, enumeration, enunciation, equation, equilibration, equivocation, eradication, erection, eruption, escalation, estimation, evacuation, evaluation, evaporation, eviction, evisceration, exacerbation, exaction, exaggeration, exasperation, excavation, exception, excision, excommunication, excoriation, excretion, exculpation, execration, execution, exemption, exertion, exfoliation, exhaustion, exhibition, exhilaration, exoneration, expatiation, expatriation, expectoration, expedition, expiation, explication, expostulation, expression, expropriation, expurgation, exsanguination, extension, extenuation, extermination, extirpation, extortion, extraction, extradition, extrapolation, extrication, fabrication, facilitation, fascination, fecundation, federation, felicitation, fibrillation, filtration, fixation, flagellation, fluctuation, fluoridation, formation, formulation, fornication, fractionation, fruition, frustration, fulmination, fumigation, fusion, generation, genuflection, germination, gestation, gesticulation, glaciation, graduation, granulation, gravitation, gyration, habilitation, habituation, hallucination, hesitation, hibernation, humiliation, hydration, hydrogenation, hyperventilation, hyphenation, ignition, illustration, imitation, immersion, immigration, immolation, immunodepletion, impaction, impersonation, implication, imprecation, impregnation, impression, inactivation, inauguration, incarceration, incarnation, incineration, incision, incorporation, incrimination, incubation, inculcation, indention, indication, individuation, indoctrination, induction, inebriation, infatuation, infection, infiltration, inflation, inflection, infliction, infusion, ingestion, ingratiation, inhibition, initiation, injection, innervation, innovation, inoculation, insemination, insertion, insinuation, inspection, instantiation, instigation, institution, instruction, insubordination, insulation, integration, interaction, interception, intercommunication, interconnection, interdiction, interjection, interpenetration, interpolation, interrelation, interrogation, interruption, intersection, interspersion, intimation, intimidation, intoxication, introspection, intuition, inundation, invalidation, invention, inversion, investigation, invigoration, irradiation, irrigation, irritation, irruption, isolation, iteration, laceration, lactation, lamination, legislation, legitimation, levitation, liberation, ligation, liquidation, litigation, location, lubrication, maceration, manipulation, mastication, masturbation, matriculation, mediation, medication, meditation, melioration, menstruation, migration, million, misappropriation, miscalculation, misdirection, mission, mistranslation, mitigation, moderation, modulation, motivation, mullion, mutilation, narration, navigation, negation, negotiation, nitration, nomination, notion, nucleation, numeration, obfuscation, objection, obliteration, obsession, obstruction, obviation, operation, opinion, oppression, option, oration, orchestration, ordination, orientation, origination, oscillation, overcompensation, overestimation, overexertion, overpopulation, overreaction, ovulation, oxygenation, pagination, palliation, palpation, palpitation, participation, perambulation, percolation, percussion, perfection, perforation, permeation, perpetration, perpetuation, persecution, pollination, pollution, population, position, possession, postulation, potion, precession, precipitation, predation, predication, prediction, preemption, prefabrication, preincubation, premeditation, prepossession, prevarication, prevention, procession, procrastination, procreation, profession, prognostication, progression, prohibition, projection, proliferation, promotion, promulgation, propagation, propitiation, prosecution, prostitution, prostration, protection, protraction, punctuation, radiation, re-election, reaction, reanimation, reassertion, recalculation, recapitulation, reception, recession, reciprocation, recirculation, recollection, reconstitution, reconstruction, recreation, recrimination, recuperation, redaction, redeposition, redistribution, reduplication, reevaluation, reflation, reflection, refraction, refrigeration, regeneration, regression, regulation, regurgitation, rehabilitation, reincarnation, reintegration, reiteration, rejection, rejuvenation, relation, relegation, relocation, remediation, remonstration, remuneration, renovation, repatriation, repletion, replication, repossession, repression, repudiation, repulsion, restriction, resurrection, resuscitation, retaliation, retraction, retribution, retrogression, retrospection, reverberation, reversion, revision, rotation, rumination, rustication, salivation, satiation, saturation, scintillation, secretion, sedation, segregation, selection, self-isolation, separation, sequestration, serration, simulation, situation, sophistication, speculation, stagnation, stallion, stanchion, station, stimulation, stipulation, strangulation, subduction, subjection, subjugation, subordination, substantiation, substitution, subtraction, suffocation, suffusion, suggestion, sulfation, superannuation, supervision, supplication, suppression, suppuration, syncopation, syndication, tabulation, tension, termination, tessellation, titillation, toleration, traction, transaction, transfusion, transgression, transition, translation, transliteration, transmigration, triangulation, truncation, ulceration, ululation, underestimation, undulation, updation, upregulation, urination, vacation, vaccination, vacillation, validation, variegation, vegetation, veneration, ventilation, version, vesiculation, vibration, vindication, violation, vitiation, vituperation, vivisection, vociferation

Forms

• singular : ion
• plural : ions