17 letters
15 letters
14 letters
13 letters
- ascertainable21
- ascertainment21
- attainability20
- chieftaincies25
- chieftainship27
- containerised19
- containerises18
- containerized28
- containerizes27
- containerless19
- containerport21
- containership23
- counterstains19
- entertainment19
- fountainheads22
- infotainments22
- intermountain20
- mountainously23
- mountainsides20
- obtainability23
- transmountain20
- uncertainness20
- uncertainties19
- uncontainable24
- unsustainable21
12 letters
- appertaining22
- ascertaining19
- bloodstained19
- captainships24
- cocaptaining25
- containerise17
- containerize26
- containments21
- counterstain18
- edutainments19
- entertainers14
- entertaining17
- fountainhead21
- infotainment21
- maintainable21
- mountaineers18
- mountainside19
- mountaintops21
- stainability19
- unattainable19
- unobtainable22
11 letters
- appertained19
- ascertained16
- attainments16
- bloodstains17
- captaincies21
- captainship23
- certainties15
- chieftaincy25
- cocaptained22
- containable20
- containment20
- curtainless17
- detainments17
- edutainment18
- entertained14
- entertainer13
- fountaining20
- maintainers16
- maintaining19
- mountaineer17
- mountainous18
- mountaintop20
- obtainments19
- reattaining15
- reobtaining18
- stainlesses13
- stainlessly16
- sustainable17
- sustainedly17
- tearstained13
- uncertainly20
- uncertainty19
- uncurtained19
10 letters
- abstainers14
- abstaining17
- appertains17
- ascertains14
- attainable15
- attainders12
- attainment15
- attainting14
- bloodstain16
- captaining20
- certainest14
- chieftains19
- cocaptains20
- containers15
- containing18
- curtaining18
- destaining15
- detainment16
- distaining15
- entertains12
- fountained17
- maintained16
- maintainer15
- obtainable18
- obtainment18
- pertaining17
- reattained12
- reobtained15
- stainproof17
- sustainers12
- sustaining15
- tearstains11
9 letters
- abstained14
- abstainer13
- appertain16
- ascertain13
- attainder11
- attainers10
- attaining13
- attainted11
- captaincy21
- captained17
- certainer13
- certainly16
- certainty15
- chieftain18
- cocaptain19
- contained15
- container14
- curtained15
- destained12
- detainees11
- detainers11
- detaining14
- distained12
- entertain11
- fountains15
- maintains14
- mountains15
- mountainy17
- obtainers13
- obtaining16
- pertained14
- plantains15
- quintains21
- reattains10
- reobtains13
- retainers10
- retaining13
- stainable14
- stainless11
- sustained12
- sustainer11
- taintless11
- tearstain10
- uncertain15
- unstained13
- untainted13
8 letters
- abstains12
- attained10
- attainer9
- attaints9
- betaines12
- captains15
- contains13
- curtains13
- destains10
- detained11
- detainee10
- detainer10
- distains10
- fountain14
- maintain13
- mountain14
- obtained13
- obtainer12
- pertains12
- plantain14
- quintain20
- reattain9
- reobtain12
- retained10
- retainer9
- sextains16
- stainers9
- staining12
- sustains10
- tainting12
7 letters
4 letters