Uselesss is a related term of inefficacious.
As an adjective inefficacious is
incapable of having the intended consequence.
uselesss
Not English
Uselesss has no English definition. It may be misspelled.
English words similar to 'uselesss':
useless
inefficacious
English
Adjective
(
en adjective)
Incapable of having the intended consequence.
Not effective.
Synonyms
* ineffective