Sudden
King James Dictionary [1]
1. Happening without previous notice coming unexpectedly, or without the common preparatives.
And sudden fear troubleth thee. Job 22
For when they shall say, peace and safety, then sudden destruction cometh upon them. 1 Thessalonians 5
2. Hasty violent rash precipitate passionate. Not in use.
Sud'Den, n. An unexpected occurrence surprise. Not in use.
On a sudden, sooner than was expected without the usual preparatives.
How art thou lost, how on a sudden lost!
Of a sudden, is not usual, and is less elegant.
Webster's Dictionary [2]
(1): ( a.) Hastly prepared or employed; quick; rapid.
(2): ( adv.) Suddenly; unexpectedly.
(3): ( a.) Hasty; violent; rash; precipitate.
(4): ( a.) Happening without previous notice or with very brief notice; coming unexpectedly, or without the common preparation; immediate; instant; speedy.
(5): ( n.) An unexpected occurrence; a surprise.
