English
endspan
From end + span.
Proto-Indo-European *h₂ent- ‘face, forehead, front’
…
Proto-Germanic *andijaz ‘end’
Proto-West Germanic *andī ‘end’
Old English ende ‘end’
Middle English ende ‘end’
English end
Proto-Indo-European *(s)pend- ‘to stretch’
Proto-Germanic *spannō ‘span, handbreadth’
Old English spann
Middle English spanne ‘a span’
English span
Today it means
noun The end of the structural element which is under shear loading.
Language periods are conventional ranges, not dates for this word.
Etymograph / endspan