12 letters
- redisplaying22
- reduplicated22
- reduplicates21
- reemployment25
- reimplanting23
- replacements23
- replantation18
- replastering19
- replenishers19
- replenishing22
- replications20
- resplendence22
- resplendency24
- sarcoplasmic25
- sextuplicate27
- shinplasters19
- simpleminded25
- simplenesses20
- simplicially26
- simplicities22
- somatopleure20
- sparkplugged29
- spheroplasts21
- splashboards22
- splendidness20
- splenomegaly25
- spokespeople26
- steeplechase21
- steeplejacks32
- submultiples25
- superplastic23
- superplayers22
- supplemental25
- supplemented25
- supplementer24
- supplenesses21
- supplicating26
- supplication24
- supplicatory25
- swordplayers22
- thermocouple25
- timepleasers19
- toploftiness20
- tradespeople20
- transplanted19
- transplanter18
- tribespeople22
- triplicating22
- triplication20
- triplicities19
- trothplights22
- uncomplacent28
- underplaying24
- undiplomatic25
- unduplicated24
- unemployable27
- unemployment27
- unpleasantly22
- unprincipled26
- whippletrees24
- zooplankters30
- zooplanktons31