As adjectives the difference between demanding and backbreaking
is that demanding is requiring much endurance, strength, or patience while backbreaking is (figuratively) of work, very physically tiring.
As a verb demanding
is .
demanding
English
Adjective
(
en adjective)
Requiring much endurance, strength, or patience.
Synonyms
* See also
Verb
(head)
Anagrams
*
backbreaking
English
Alternative forms
* back-breaking
Adjective
(
en adjective)
(figuratively) Of work, very physically tiring.
Derived terms
* backbreakingly