Crossword solverSynonyms for supposition19 crossword answers for “supposition” (11), sorted by letter count.How many letters?All194153911071121221411511614 letters 1base5 letters 3guessgivenbasis9 letters 1fundament10 letters 7conclusionfoundationassumptiondivinationconjecturehypothesisgroundwork11 letters 2presumptioncornerstone12 letters 2preconditionconstatation14 letters 1presupposition15 letters 1basic assumption(5,10)16 letters 1self-evident truth(4-7,5)