dreadful
Genuinely horrific, awful, or alarming; dangerous, risky.
Unpleasant, awful, very bad.
(obsolete) Awesome, awe-inspiring, causing feelings of reverence.
(obsolete) Scared, afraid, frightened.
Shame to the slothful and woe to the weak one. / Death to the dreadful who turn to flee. / Blood to the tearing, the talon’d, the beaked one. / Timor Mortis are We.
(obsolete) Timid, easily frightened.
(obsolete) Reverential, full of pious awe.
(informal) Dreadfully.
A shocker: a report of a crime written in a provokingly lurid style.
A journal or broadsheet printing such reports.
A shocking or sensational crime.