exemplum) example derives the seemingly contradictory meanings, on the one hand of a pattern or model, and on the other hand of a warning--a sample or specimen of what is to be followed, or of what is to be shunned.

J. C. Fernald, English Synonyms and Antonyms (1914)

Example sentences

notice It'll be impossible to get a visa at short notice.
caution The soldiers headed for the frontier with caution.
notification I received an email notification of his upcoming party.
admonition This admonition is worth remembering.
sign He was made to sign the contract against his will.
threat Yellow fever and smallpox were no longer a threat.

Popularity over time

Word	1850 → 2019	Trend
warning		rising
notice		steady
caution		steady
notification		steady
admonition		steady
sign		rising

Use in printed books, per decade from 1850 to 2019.

By length

4 letters: sign¹, omen²
5 letters: alarm²
6 letters: notice², advice², threat¹, lesson²
7 letters: example³, caution²
8 letters: monition
10 letters: prognostic, admonition⁴
11 letters: forewarning³
12 letters: notification⁵

The small number after each word is its number of syllables (omen² = 2 syllables).

In other languages

Français: avertissement
Italiano: avvertimento
Deutsch: Warnung
Català: advertència