without, contrary to, logic

not making sense

of no importance to a person, thing

irrelevant

silly

stupid

having little or no value, use, meaning or importance

not important; of no consequence

with little or no sense, aim or purpose

ridiculous, senseless

not working; not valuable

not working; not valuable

not sensible; foolish

absurd, giddy, foolish

unintelligent; foolish

not intelligent; irresponsible

of little value or importance; ordinary (and so dull)

not important

not important

of no real worth, value

not intelligible

not understandable

having no use; not able to do what is intended; having no result

not working; not valuable

zip

of no real worth, value