English
flowgraph
From flow + graph.
Proto-Germanic *flōaną ‘to flow’
Proto-West Germanic *flōan ‘to flow’
Old English flōwan ‘to flow’
Middle English flowen
Middle English flowe
English flow
Today it means
noun A diagram indicating flow, as of a signal or an algorithm
Language periods are conventional ranges, not dates for this word.
Etymograph / flowgraph