Words starting with R, then T, then I, then O, ending in N
260 words fit this spine. The 240 most recognizable are listed below, longest and commonest first. They start with R, end with N, and contain T then I then O in that order in between — not necessarily side by side.
- rabbit doesn't fit: it starts with R but ends with T, not N.
- raisin doesn't fit: it has the right ends but no T in the middle.
6-letter words
ration
8-letter words
reaction, relation, remotion, rotation
9-letter words
radiation, reception, redaction, reduction, reedition, refection, reflation, rejection, reliction, rendition, repletion, resection, retention
10-letter words
recitation, recreation, redemption, reelection, reflection, refraction, refutation, regulation, reignition, relaxation, relegation, relocation, renovation, reparation, repetition, reposition, reputation, resolution, resorption, resumption, retraction, revelation, revolution
11-letter words
rarefaction, realization, reanimation, reapportion, reassertion, recantation, reclamation, recognition, recondition, recordation, redigestion, redirection, reeducation, reformation, rehydration, reification, reinfection, reinflation, reinjection, reinsertion, reinvention, reiteration, reluctation, remediation, remigration, reoperation, reoxidation, repartition, replication, reprobation, repudiation, requisition, reradiation, reservation, resignation, respiration, restitution, restoration, restriction, retaliation, retardation, retribution, retroaction, revaluation
12-letter words
racemization, ramification, ratification, reactivation, reallocation, reannexation, reassumption, recollection, reconception, reconnection, reconviction, recuperation, redecoration, rededication, redefinition, reescalation, reevaluation, refoundation, regeneration, registration, reimposition, reinspection, rejuvenation, remotivation, remuneration, renaturation, renomination, renunciation, reoccupation, repatriation, replantation, repopulation, reproduction, reregulation, resurrection, reticulation, retrocession, retrodiction, retroflexion, retroversion, revalidation
13-letter words
randomization, ratiocination, reacquisition, reaffirmation, reaggregation, reapplication, reattribution, recalculation, recalibration, reciprocation, recirculation, recombination, recompilation, recomposition, recomputation, recrimination, rectification, redescription, redisposition, reduplication, reexamination, reexportation, reforestation, reformulation, refrigeration, regimentation, regurgitation, reimportation, reincarnation, reinfestation, reinnervation, reinoculation, reintegration, relubrication, remonstration, renegotiation, reorientation, republication, repunctuation, resegregation, restimulation, resuscitation, retranslation, retroflection, retrogression, retrospection, reunification, reutilization, revaccination
14-letter words
radicalization, recanalization, recapitulation, recodification, recolonization, recommendation, reconciliation, reconfirmation, reconsecration, reconstitution, reconstruction, redintegration, redistillation, redistribution, regularization, rehabilitation, reimplantation, reinstallation, reintroduction, reinvigoration, remobilization, remonetization, reorganization, repolarization, representation, repristination, reregistration, retransmission, retrogradation, revalorization
15-letter words
radioprotection, rationalization, reaccreditation, reafforestation, reauthorization, recertification, reconcentration, reconfiguration, reconsideration, recontamination, redetermination, refortification, regionalization, reincorporation, reinvestigation, renormalization, reorchestration, reprivatization, requalification, resocialization, retroreflection
16-letter words
recapitalization, recentralization, reclassification, reinterpretation, remilitarization, resolidification, retransformation
17-letter words
recrystallization, rehospitalization, renationalization, revascularization
19-letter words
reconceptualization, reindustrialization
22-letter words
reinstitutionalization