English -most

← Old English -mest (inherited)

← English most (mention)

← English -est (mention)

← English foremost (mention)

← Middle English -most (inherited)

← Middle English -moste (mention)

← Middle English -mest (mention)

← Proto-Germanic *-umistaz (inherited)

← Proto-Germanic *-umô (mention)

← Proto-Germanic *-istaz (mention)

← Proto-Germanic *-umô (mention)

← Proto-Indo-European *-mHo- (derived)

→ English -est (link)

→ English -more (mention)

→ English yondermost (affix)

→ Latin -issimus (mention)