"perhaps, possibly, maybe," Middle English peraventure,paraventure (late 14c.), per auenture (c. 1300), from Old French par aventure (see per + adventure (n.)). Refashioned 17c. as though from Latin.
this proves beyond peradventure that he is innocent
it may peradventure be thought that there never was such a time
per annum
per capita
per diem
per se
per stirpes
peradventure
perambulate
perambulation
perambulator
percale
perceivable
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