fall+upon+by+chance
131pop up — Synonyms and related words: accomplish, achieve, appear, appear unexpectedly, approach, arise, arrive, arrive at, arrive in, attain, attain to, be received, be unexpected, bechance, befall, betide, blow in, bob up, break forth, break water, burst …
132turn up — Synonyms and related words: abandon, accomplish, achieve, appear, appear unexpectedly, approach, arise, arrive, arrive at, arrive in, assister, attain, attain to, attend, be at, be found, be present at, be received, be unexpected, bechance,… …
