English
fieldwalking
From field + walking.
Proto-Germanic *felþuz ‘field’
Proto-West Germanic *felþu ‘field’
Old English feld ‘field’
Middle English feld ‘field’
English field
Proto-Indo-European *welH- ‘to roll, undulate’
…
Proto-Germanic *walkaną ‘to turn, roll; to walk, wander’
Proto-Germanic *walkandz
Old English wealcende
Middle English walkynge
English walking
Today it means
noun The archaeological technique of walking slowly through the target area looking for artifacts or other indicators on the surface.
Language periods are conventional ranges, not dates for this word.
Etymograph / fieldwalking