Adjective:
enfosquir, fosc, borrós, místic, tèrbol, incert, precari, erràtic, problemàtic, insegur, indefinit, ennuvolat, ambigu, solt.
Too VAGUE.
He spoke in terms of a VAGUE investment opportunity.
I took advantage of the VAGUE request
I try to be as VAGUE as possible, but I got that guy Victor watching me...