16 letters
- noncomprehension31
- nonconfrontation27
- nonconservations27
- nonconservatives30
- nonconstructions27
- noncontradiction27
- noncontradictory28
- noncontroversial27
- ophthalmoscopies33
- overcommunicated35
- overcommunicates34
- overcompensating33
- overcompensation31
- overcompensatory32
- overcomplicating36
- overconservative32
- overconstructing31
- overconsumptions32
- pharmacodynamics37
- pharmacokinetics35
- photocoagulation29
- photocomposition31
- polycondensation29
- precociousnesses27
- preincorporation27
- pseudocoelomates28
- reconcentrations25
- reconceptualized38
- reconceptualizes37
- reconfigurations27
- reconsiderations22
- recontaminations25
- recontextualized39
- recontextualizes38
- recoverabilities27
- reincorporations24
- rhabdomyosarcoma33
- semicolonialisms28
- semiconservative31
- stereomicroscope28
- stereoscopically29
- stroboscopically32
- subconsciousness29
- subcontraoctaves31
- supercomfortable33
- supercompetitive33
- supercorporation27
- teleconferencing31
- transcontinental24
- ultramicroscopes30
- ultramicroscopic33
- unaccountability32
- unbecomingnesses31
- uncommercialized41
- uncompromisingly36
- uncongenialities26
- unconstitutional25
- unconventionally32
- unconvincingness34
- vasoconstriction28
- vasoconstrictive31
- vasoconstrictors27
- videoconferences32