10 letters
- headachier18
- headliners15
- headmaster16
- headstream16
- headwaiter16
- headwaters16
- healthiest15
- heartaches17
- heartbeats15
- heartlands15
- hectoliter16
- helicities16
- hemiacetal19
- heraldries14
- herbicidal20
- herbicides19
- heredities13
- heritrices15
- hermetical19
- hesitaters12
- hesperidia16
- hilarities13
- historical16
- hysteretic17
- hysterical18
- icosahedra16
- idealistic15
- idealities12
- idealizers21
- idolatries12
- illiterate12
- indelicate16
- indiscreet15
- interacted15
- intercaste14
- interdicts15
- interlaced16
- interlaces15
- interstice14
- intertidal13
- iridescent15
- irradiates11
- italicised15
- itinerated12
- itinerates11
- lacerative18
- lapidaries15
- larvicides19
- lathyritic18
- laticifers17
- lazarettes20
- leadership17
- lethargies15
- letterhead14
- licentiate15
- linearised13
- linecaster15
- literacies14
- literalist12
- malachites19
- maltreated15
- masticated17
- matricidal18
- matricides17
- metaethics18
- misaltered15
- miscreated17
- misrelated15
- mistreated14
- mithridate16
- natalities12
- octahedral17
- paediatric17
- pathetical19
- patriciate16
- patricidal18
- patricides17
- pederastic17
- pediatrics17
- pediatrist14
- perithecia18
- plaistered15
- preachiest18
- predicates17
- preethical19
- rachitides16
- racialists14
- racketiest17
- radiancies15
- radicalise15
- radicalism18
- radicalize24
- rapacities16
- reactivate17
- reassailed12
- reattached16
- reattaches15
- reattacked18
- reattained12
- recitalist14
- recitative17
- rectitudes15
- redistrict14
- reescalate14
- regalities13
- reinstated12
- relativist15
- reluctated16
- reluctates15
- replicated18
- replicates17
- reradiates11
- restitched16
- restitches15
- restricted14
- retaliated12
- retaliates11
- retardates11
- reticulate15
- retractile14
- revalidate16
- revitalise15
- rheostatic15
- ricketiest17
- rickettsia17
- rusticated15
- saccharide19
- sacerdotal15
- salacities14
- scareheads16
- searchable19
- septicidal18
- serialised12
- serialized21
- shirttails13
- siderolite12
- sphalerite16
- splattered15
- stalactite14
- stalemated15
- starchiest15
- stealthier13
- sterilized21
- straighted15
- straitened12
- stratified14
- stretchier15
- stridulate13
- tailcoated15
- tailenders13
- tailgaters13
- tailpieces17
- tailwaters14
- tantalised13
- tapestried14
- telecasted15
- telecaster14
- telepathic19
- tenacities14
- tertiaries10
- testicular15
- tetracaine14
- tetrahedra13
- thearchies17
- theatrical16
- theistical16
- thelitises13
- theodicies16
- tholeiites13
- threadiest13
- threadless14
- threadlike18
- tidewaters14
- titularies12
- toadeaters11
- toiletries11
- tracheated16
- tracheitis15
- tracheoles16
- trailerist11
- trailerite11
- trailheads14
- transacted15
- transected15
- translated13
- travestied15
- triacetate13
- triarchies15
- triathlete13
- trichiases15
- trickliest18
- trihedrals14
- triplicate17
- triradiate11
- triticales14
- turtlehead15
- tutelaries12
- ultraheats14
- ultraistic15
- veracities17