Dubious in a sentence as an adjective

They glamorize what, in my opinion, is a dubious field.

I'm dubious of getting any kind of service from a company known for not having any kind of customer service whatsoever.

This is dubious; the whole "higher education vs. entrepreneurship" discourse is a false dichotomy.

I don't know what to do about it - I have upvoted some comments of dubious quality because it's hard not to, but what I appreciate most is substantive disagreement.

To sue the startups themselves for allegedly providing unlicensed money services is also quite dubious.

Dubious definitions

adjective

fraught with uncertainty or doubt; "they were doubtful that the cord would hold"; "it was doubtful whether she would be admitted"; "dubious about agreeing to go"

See also: doubtful

adjective

open to doubt or suspicion; "the candidate's doubtful past"; "he has a dubious record indeed"; "what one found uncertain the other found dubious or downright false"; "it was more than dubitable whether the friend was as influential as she thought"- Karen Horney

See also: doubtful dubitable

adjective

not convinced; "they admitted the force of my argument but remained dubious"