10 letters
- infarction18
- infiltrate15
- inflection19
- infliction19
- infraction18
- infrequent25
- initiation12
- initiators11
- initiatory13
- innocenter16
- innumerate16
- inoculants17
- inoculated17
- inoculates16
- inoculator16
- inordinate13
- inosculate16
- inquieting24
- inquilines23
- inquisitor21
- insinuator13
- insouciant16
- insulation14
- intenerate12
- interacted15
- intercaste14
- interchain17
- interionic15
- interlaced16
- interlaces15
- interlined14
- interliner13
- interlines13
- interlocal16
- interlunar14
- internodal14
- interocean15
- interplant16
- interpoint15
- interrenal13
- interstice14
- intertidal13
- intertrial12
- intertwine15
- interunion14
- interzonal22
- intestinal13
- intimation15
- intinction16
- intituling16
- intolerant13
- intoxicant22
- intoxicate21
- intragenic17
- intreating14
- intriguant15
- intubation16
- intuitable16
- intuitions13
- invitation16
- irritation11
- isoleucine16
- iterations11
- itinerancy17
- itinerants12
- itinerated12
- itinerates11
- junctional26
- kaolinitic19
- laceration15
- lacquering27
- lacustrine16
- latinities12
- laundrette14
- laureation13
- lectionary17
- lenticular17
- levitation16
- liberation15
- licentiate15
- licentious16
- lieutenant14
- limitation15
- lineations13
- linecaster15
- liquations22
- liquescent25
- liquidator22
- liquorices24
- literacies14
- literation12
- literature12
- litigation14
- lustration13
- malcontent19
- marionette14
- mercantile18
- meteoritic16
- mutilation16
- naltrexone20
- natrolites12
- nectarines15
- neorealist12
- neurogenic18
- neutralise13
- neutralist13
- neutrality15
- neutralize22
- nitrations12
- nonaquatic25
- nonathlete15
- noncentral17
- nonelastic16
- nonethical18
- noninitial14
- nonliteral14
- nonnuclear18
- nonreceipt18
- nontrivial17
- nonutility16
- noticeable18
- novaculite20
- nucleating19
- nucleation17
- nucleators16
- nucleotide17
- numeration16
- nunciature17
- nutational14
- nutritions13
- obliterate14
- operculate18
- orbiculate18
- orientated12
- orientates11
- outearning15
- outgeneral15
- outlearned14
- peculation19
- pentatonic18
- peritoneal15
- petitioner14
- politician18
- pratincole18
- precaution18
- prelection18
- punctation19
- purtenance19
- quantifier24
- quantities21
- quarantine22
- quartzitic32
- quaternion22
- quaternity23
- quatrefoil24
- quercetins24
- quercitron24
- questioner21
- quietening24
- quietistic23
- quinacrine25
- quinolines23
- quittances24
- quixotical31
- reacquaint24
- reanointed13
- recitalist14
- recitation14
- recitative17
- recitativi17
- recitativo17
- recleaning18
- reconquest24
- recounting18
- recreation14
- reelection15
- reenacting17
- reflection18
- refutation15
- regulation15
- reignition14
- reinciting17
- reinitiate11
- relegation14
- relictions15
- relocating17
- relocation15
- reluctance19
- reluctated16
- reluctates15
- remittance17
- rencounter16
- renominate15
- renunciate16
- repetition14
- reputation15
- requiescat23
- retentions12
- reticently17
- reticulate15