1. Find unexpectedly
   - fall upon, strike, come upon, light upon, chance upon, come across, chance on, attain, discover

Derived forms: happened upon, happens upon, happening upon

Type of: find, regain

• peptide bond
• peptide linkage
• peptisation
• peptise
• peptization
• peptize
• Pepto-bismal
• peptone
• Pepys
• per
• per annum
• per capita
• per capita income
• per centum
• per diem
• per se
• per year
• peradventure
• perambulate
• perambulating
• perambulation
• perambulator
• Peramelidae
• perboric acid
• Perca