The word 'tip' entered Middle English from the Old Norse 'typpi', meaning the extremity or point of something. This Norse term is related to the Middle Low German 'tip', sharing a common Germanic root. The semantic journey from a physical point to abstract concepts like a 'gratuity' or a 'piece of advice' is a classic example of metaphorical extension. The monetary sense, for instance, likely originated from the idea of a small, pointed addition to a sum of money, while the advice sense suggests a pointed or targeted piece of information.

This word is a simplex of Germanic origin. Its core form has remained largely unchanged in English spelling and represents a tight, indivisible root.