English
foodgrain
From food + grain.
Proto-Indo-European *peh₂- ‘to guard, graze, feed’
Proto-Germanic *fōdô ‘food’
Proto-West Germanic *fōdō
Old English fōda ‘food’
Middle English fode ‘food’
English food
Proto-Indo-European *ǵerh₂- ‘to grow old, to mature’
…
Proto-Italic *grānom
Latin grānum ‘seed’
Old French grain
Middle English greyn ‘a grain’
English grain
Today it means
noun Grain grown as human food; grain of a type that is typically so used.
Language periods are conventional ranges, not dates for this word.
Etymograph / foodgrain