dubious

1 ENTRIES FOUND:
dubious /ˈduːbijəs/ Brit /ˈdjuːbijəs/ adjective
dubious
/ˈduːbijəs/ Brit /ˈdjuːbijəs/
adjective
Britannica Dictionary definition of DUBIOUS
[more dubious; most dubious]
1 
not used before a noun : unsure or uncertain : feeling doubt about something — usually + about
2 
: causing doubt, uncertainty, or suspicion : likely to be bad or wrong
3 
— used ironically in phrases like dubious honor and dubious distinction to describe something bad or undesirable as if it were an honor or achievement

— dubiously

adverb

— dubiousness

noun [noncount]