English
fourteenthly
From fourteenth + -ly.
A compound of fourteenth + -ly
Proto-Germanic *fedurþô tehundô
Proto-West Germanic *feuwartehundō
Old English fēowertēoþa
Middle English fourtenthe
English fourteenth
Today it means
adv In the fourteenth place; fourteenth in a row.
Language periods are conventional ranges, not dates for this word.
Etymograph / fourteenthly