As adjectives the difference between shiftless and shirtless
is that shiftless is lazy, unmotivated while shirtless is not wearing a shirt having a bare torso.
shiftless
English
Adjective
(
en adjective)
lazy, unmotivated
untrustworthy as a result of being incompetent at the job
shirtless
English
Adjective
(
en adjective)
Not wearing a shirt. Having a bare torso.
(idiomatic) Very poor.
Derived terms
* shirtlessly
* shirtlessness