QUESTIONABLE (adjective) definition and synonyms | Macmillan Dictionary.

Is the word questionable an adjective?

As detailed above, ‘questionable’ is an adjective. … Adjective usage: Tiffiny’s behavior is highly questionable.

Is suspected a noun or adjective?

suspect Add to list Share. … If others believe you have committed a crime, you are a suspect. The word can also be used as a verb and an adjective. To suspect someone of something is to believe that they probably did it.