1) By chance 2) French word used in English 3) Maybe 4) Peradventure 5) Possibly 6) Possibly, poetically 7) Resting place by a new church Found on https://www.crosswordclues.com/clue/perchance
Per·chance' adverb [ French par by (L. per ) + chance . See Par , and Chance .] By chance; perhaps; peradventure. Found on http://www.encyclo.co.uk/webster/P/52