10 letters
- orbiculate18
- osculating18
- osculation16
- oubliettes15
- outbalance19
- outbitches19
- outlasting15
- peculation19
- pentatonic18
- pleonastic18
- pleustonic19
- potentials15
- punctation19
- quittances24
- salutation13
- sanbenitos15
- sanctioned16
- sectionals15
- sentential13
- solicitant15
- sonnetting15
- staurolite12
- stentorian12
- stoutening15
- subcabinet21
- subcentral19
- subdialect19
- subjection27
- sublations16
- subletting18
- suboceanic21
- subsection18
- substation15
- subtenancy21
- subtenants16
- subtotaled16
- subvention20
- sunbonnets17
- tabulation16
- testicular15
- tonalities12
- touchlines18
- tribulates15
- tribunates15
- truncation16
- turbinates15
- turntables16
- ulceration16
- ultrasonic16
- unathletic18
- unbalances20
- uncanniest17
- uncleanest17
- univalents18
- unmanliest17
- unsettling16
- unsinkable21
- unsociable19
- unsociably21
- unstablest16
- unsuitable17
- untestable16
- unwinnable21