'Superior' is Latin for 'higher' — from 'super' (above). Same PIE root as 'over' and 'hyper.'
Higher in rank, status, or quality; above average in quality; a person or thing of higher rank.
From Latin 'superior,' comparative form of 'superus' (that which is above), derived from 'super' (above, over). The PIE root is *uper meaning 'over, above,' related to Sanskrit 'upari' (above), Greek 'hyper' (over, beyond), and Old English 'ofer' (over). In Latin, 'superus' formed the comparative 'superior' (higher, upper, better) and the superlative