propine /prə-pīnˈ/ (archaic, chiefly Scot)

1. To pledge in drinking
2. To present or offer

1. A tip
2. A gift

• photobombing
• photobombs
• photo call
• photo calls
• photocatalyses
• photocatalysis
• photocatalytic
• photocathode
• photocathodes
• photo CD
• photocell
• photocells
• photochemical
• photochemist
• photochemistry
• photochemists
• photochromic
• photochromics
• photochromies
• photochromism
• photochromisms
• photochromy
• photocoagulation
• photocomposition
• photoconducting