Mammoth Uncensored Word List:
49 - 17 letter words starting with pr

practicablenesses preaccommodations preacknowledgment preauthorizations precertifications precipitantnesses precipitatenesses precipitousnesses preclassification precommunications preconfigurations precongratulating preconsiderations preconsolidations predestinarianism predeterminations prediscriminating prediscrimination prediscriminators prefertilizations prefigurativeness preincorporations prejudicialnesses premetallizations premillenarianism premillennialisms premillennialists premultiplication prequalifications presentablenesses prestidigitations prestigiousnesses pretentiousnesses preternaturalness pretranscriptions primeisodophobics probabilistically proctocolectomies professionalising professionalizing programmabilities progressivenesses prohibitivenesses promiscuousnesses proportionalities protistologically protozoologically provincialization provocativenesses