12 letters
- countermyths24
- counteroffer23
- counterorder18
- counterpanes21
- counterparts20
- counterplans22
- counterplays23
- counterpleas21
- counterplots21
- counterploys23
- counterpoint21
- counterpoise20
- counterposed21
- counterposes20
- counterpower23
- counterpunch27
- counterraids18
- counterrally21
- countershots19
- countersigns20
- countersinks22
- counterspell22
- counterspies20
- counterstain18
- counterstate17
- countersteps20
- counterstyle20
- countersuing21
- countersuits18
- countertenor18
- countertrade18
- countertrend19
- countervails22
- counterviews24
- counterworld22
- covertnesses20
- crackerjacks38
- craftsperson22
- crapshooters20
- criticasters18
- crossbearers18
- cryopreserve24
- cryptomerias23
- crystallizer28
- cuckooflower30
- cumbersomely28
- cybernations22
- cybernetical25
- cycloserines22
- cyproterones21
- cysticercoid24
- dappernesses20
- daughterless19
- debaucheries22
- decarbonizer29
- decelerating20
- deceleration18
- decelerators17
- decerebrated20
- decerebrates19
- decertifying24
- decipherable25
- decipherment25
- decolorizers26
- deerstalkers18
- degeneracies19
- degenerately19
- degenerating19
- degeneration17
- degenerative20
- dehumidifier23
- deliberately20
- deliberating20
- deliberation18
- deliberative21
- deliverances22
- demagnetizer28
- demineralize27
- democratizer28
- demographers23
- demoralizers26
- denervations19
- denitrifiers17
- densitometer17
- depolarizers26
- depolymerize31
- deprogrammer24
- deracinating20
- deracination18
- derangements20
- deregulating20
- deregulation18
- derelictions18
- derepressing19
- derepression17
- derisiveness18
- derivational19
- derivatively24
- derivatizing29
- dermabrasion20
- dermatitides17
- dermatitises16
- dermatologic22
- dermatophyte23
- derogatively22
- derogatorily18
- descramblers23
- desensitizer23
- deservedness19
- desiderating17
- desideration15
- desiderative18
- desperations17
- dessertspoon17
- detergencies19
- deteriorated14
- deteriorates13
- determinable21
- determinably23
- determinants18
- determinator17
- determinedly21
- determinisms20
- determinists17
- deuteranopes18
- deuteranopia18
- deuteranopic21
- deuterations15
- deuterostome17
- deverbatives24
- diastereomer16
- differencing26
- differentiae20
- differential21
- diglycerides22
- dilatometers17
- dimercaprols23
- dimerization26
- diphtheritic23
- diphtheroids21
- dipterocarps22
- disapprovers23
- disbelievers21
- discerningly23
- discernments21
- discipliners21
- discographer23
- disconcerted21
- discouragers19
- discoverable24
- disenchanter20
- disencumbers24
- disinherited17
- disinterests14
- disinterment18
- disinterring17
- dismembering25
- disorderedly18
- dispersively23
- disremembers22
- dissertating16
- dissertation14
- dissertators13
- disseverance21
- disseverment21
- distemperate19
- distempering22
- distilleries15
- ditchdiggers23
- divergencies23
- diversifiers20
- diversifying25
- diversionary20
- diversionist18
- diverticular22
- diverticulum26
- divertimenti21
- divertimento21
- dopaminergic25
- doppelganger25
- dorsolateral15
- doubleheader21
- draftsperson20
- drillmasters18
- drysalteries16
- dumbfounders26
- dumortierite17
- dunderheaded20
- dynamometers22
- earthshakers20
- eavesdropper23
- ecoterrorism18
- ecoterrorist15
- effervescent26
- effervescing28
- effronteries19
- elderberries17
- electioneers17
- electrometer19
- electrotyper21