Synonyms of uninformative

1 Syllable
dark
2 Syllables
vague, hidden, veiled, puzzling, cryptic, delphic, murky, strange, occult, unclear, delphian, mystic
3 Syllables
mystifying, perplexing, mystical, abstruse, arcane, mysterious, tenebrous, opaque, ambiguous
4 Syllables
secretive, enigmatic, apocryphal, esoteric, oracular, equivocal, recondite, evasive, cabalistic
5 Syllables
unfathomable, inexplicable
6 Syllables
incomprehensible