vague (suomeksi)

epämääräinen (a: not clearly expressed / not having a precise meaning / not clearly defined, grasped, or understood / not clearly felt or sensed)
hämärä (a: not thinking or expressing one’s thoughts clearly or precisely)
ympäripyöreä (a: not clearly expressed)
epätarkka (a: not having a precise meaning / not sharply outlined)
epäselvä (a: not thinking or expressing one’s thoughts clearly or precisely)