equivocal

open to two or more interpretations; or of uncertain nature or significance; or (often) intended to mislead; "an equivocal statement"; "the polling had a complex and equivocal (or ambiguous) message for potential female candidates"; "the officer''s equivocal behavior increased the victim''s uneasiness"; "popularity is an equivocal crown"; "an equivocal response to an embarrassing question"

open to question; "aliens of equivocal loyalty"; "his conscience reproached him with the equivocal character of the union into which he had forced his son"-Anna Jameson

uncertain as a sign or indication; "the evidence from bacteriologic analysis was equivocal"