Translation of "dubtosa" into English

És molt dubtós que R2 tingui la resta del mapa en les seves dades de respatller.

It is very doubtful that R2 would have the rest of the map in his backup data.

Fa poc que s'ha casat amb un home que té una disposició semblant, i que ara l'ha abandonat per una desagradable companyia de dubtosa moral.

You have recently married a man of a seemingly kindly disposition, who has now abandoned you for an unsavoury companion of dubious morals.