halfback

As nouns the difference between halfback and skipper

is that halfback is (american football) an offensive back whose primary jobs are to carry the ball on running plays and to serve as a receiver or blocker on passing plays while skipper is (label) the master of a ship (literally, 'shipper') or skipper can be one who skips.

As a verb skipper is

to be the skipper of a ship.

In american football terms the difference between quarterback and halfback

is that quarterback is to play the position of quarterback while halfback is an offensive back whose primary jobs are to carry the ball on running plays and to serve as a receiver or blocker on passing plays.

As a verb quarterback

is to play the position of quarterback.

is likely misspelled.

has no English definition.

As a noun halfback

is an offensive back whose primary jobs are to carry the ball on running plays and to serve as a receiver or blocker on passing plays.

As nouns the difference between taxonomy and halfback

is that taxonomy is the science or the technique used to make a classification while halfback is (american football) an offensive back whose primary jobs are to carry the ball on running plays and to serve as a receiver or blocker on passing plays.