12 letters
- recessionary18
- reclamations20
- recognitions19
- recollection21
- recommission22
- reconception23
- reconditions18
- reconnection21
- reconversion21
- reconviction24
- recordations17
- recreational17
- recuperation20
- redecoration17
- rededication18
- redefinition18
- redemptioner20
- redigestions16
- redirections17
- reductionism21
- reductionist18
- reeducations18
- reescalation17
- reevaluation19
- refashioning21
- reflationary19
- reflectional21
- reformations19
- refoundation19
- regeneration16
- regionalisms19
- regionalists16
- regionalized26
- regionalizes25
- registration15
- rehydrations18
- reifications19
- reimposition19
- reimpression19
- reinfections20
- reinflations18
- reinjections26
- reinsertions14
- reinspection20
- reinventions19
- reiterations13
- rejuvenation28
- relationally18
- relationship19
- religionists16
- religionless17
- reluctations18
- remediations17
- remigrations18
- remotivation20
- remuneration18
- renaturation15
- renomination18
- renunciation19
- reoccupation23
- reoperations16
- reoxidations21
- repartitions16
- repatriation16
- repercussion20
- repetitional17
- replantation18
- replications20
- repopulation21
- repositioned17
- repossession16
- reprehension19
- reprobations19
- reproduction21
- reprovisions20
- repudiations18
- reputational18
- requisitions23
- reradiations14
- reregulation17
- reservations17
- resignations16
- respirations16
- restitutions14
- restorations13
- restrictions16
- resubmission20
- resurrection17
- retaliations14
- retardations14
- reticulation18
- retributions17
- retroactions16
- retrocession16
- retrodiction17
- retroflexion24
- retroversion17
- reunionistic18
- revalidation19
- revaluations19
- revegetation19
- reversionary19
- reversioners17
- revisionisms20
- revisionists17
- robotization25
- robustiously20
- romanization26
- rubrications20
- rustications17
- sacculations21
- sacrilegious19
- salinization24
- salubriously21
- salutational16
- salvationism21
- salvationist18
- sanctionable21
- sanitization23
- satisfaction19
- scatteration16
- secessionism19
- secessionist16
- secretionary18
- sectionalism20
- segmentation19
- segregations17
- seigniorages17
- selectionist17
- semeiologies18
- semiofficial25
- semiological22
- semiologists18
- semioticians19
- semioticists18
- semiprecious22
- septentrions17
- sequaciously29
- sexdecillion26
- slumgullions23
- slumpflation25
- sociobiology23
- sociologeses18
- sociological22
- sociologists18
- sociometries18
- sociopathies20
- solarization23
- solicitation17
- solifluction22
- solmizations26
- spaciousness20
- speciational20
- speciosities18
- speciousness20
- speculations21
- spiculations21
- sporulations18
- spuriousness18
- stagflations19
- stationeries13
- sternutation15
- stimulations18
- stipulations18
- stridulation16
- strobilation17
- studiousness16
- stupefaction23
- stylizations25
- subauditions19
- subconscious24
- subdecisions21
- subdivisions22
- suberization26
- subjugations29
- subjunctions31
- sublimations21
- subluxations26
- submunitions22
- subornations18
- subrogations19
- subscription23
- substitution18
- subsumptions24
- subtractions20
- successional21
- suffixations27
- suffocations23
- sulfonations19
- supercilious21
- supernations18
- superpatriot19
- supersession17
- superstation17
- superstition17
- supervention22
- supervisions21
- supplication24
- suppositions20
- suppositious20