troublingly

In alarming fashion

In a way that causes worry or unease.

Troublingly modifies statements to signal that what follows is disturbing or concerning: Troublingly, the test results came back abnormal.

It often appears at the start of a sentence to frame the entire thought as a matter of concern: Troublingly, no one seemed to notice the discrepancy.

concerning

disconcertingly

In an upsetting manner

unsettlingly · disquietingly · perturbingly · distressingly · dismayingly · dishearteningly · unpleasantly · uncomfortably · awkwardly · problematically

ambiguous

vaguely

In unclear fashion

mysteriously · enigmatically · ambiguously · unclearly · obscurely · equivocally · elusively · uncertainly · indeterminately

emotional

anxiously

In a worried manner

uneasily · fretfully · edgily · restlessly · agitatedly · tensely · dreadfully · worriedly · concernedly · tremulously

Opposites
emotional effect on the observer

troublinglyreassuringly

In confidence-restoring fashion

comfortingly · encouragingly · soothingly · upliftingly · pleasingly

normalcy/expectation

troublinglyunsurprisingly

As was foreseen

predictably · expectedly · normally · unremarkably · acceptably

degree of concern warranted

troublinglyreassuringly

In confidence-restoring fashion

promisingly · hopefully · auspiciously · benignly · harmlessly

Phrases
Family

troubling

Familiarity
Top 500,000
Profile
Used worldwide · Timeless · Abstract · Negative · Everyday, not technical · Rated G