Disastrous [adjective]

Decades of rushing to stamp out flames that naturally clear out small trees and undergrowth have had disastrous unintended consequences.

If the TV doesn’t know exactly how long your soundbar will take, it may send the video before the soundbar has finished, leading to a disastrous mismatch of the mouths on screen.

Furthermore, in all three of these cases, poorly informed decisions set a disastrous chain of events in motion.

Such publication often had disastrous consequences for the person “outed” in print.

The disease would likely spread, which would be disastrous for many people beyond just you.

The promises of Bellamy and Planner were as far from fulfilment as ever; their performance as vigorous and disastrous as at first.

And new consequences, still more disastrous than any she had foreseen, presented themselves one after another.

The following might have been more disastrous in its results; the same parties were concerned.

One way alone offered—to break the disastrous contracts by payments made down without delay.

Besides, the storm that had threatened on the night of his first visit had proved a most disastrous one.