1.
A ~ event has extremely bad consequences and effects.
...the recent, ~ earthquake...
= catastrophic
ADJ
~ly
The vegetable harvest is ~ly behind schedule...
ADV: ADV adj/prep, ADV with v
2.
If you describe something as ~, you mean that it was very unsuccessful.
...their ~ performance in the general election of 1906.
ADJ
~ly
...the company’s ~ly timed venture into property development.
ADV: ADV adj, ADV with v