English
juniormost
From junior + -most.
Formed from junior + -most
Proto-Indo-European *h₂ey- ‘vital force’
…
Proto-Italic *juwō ‘young’
Latin iuvenis ‘young’
Latin iuvenior ‘younger’
Latin junior
English junior
Today it means
adj Most junior.
Language periods are conventional ranges, not dates for this word.
Etymograph / juniormost