undated

Adjective

 * 1) Not marked with a date.
 * 2) Of a style that will not go out of fashion; a classic.

Translations

 * Bulgarian: без дата
 * Czech: nedatovaný
 * Danish: udateret
 * Finnish:
 * French: non daté, sans date
 * German:
 * Norwegian:
 * Bokmål: udatert
 * Nynorsk: udatert

Etymology 2
From, past participle of.

Adjective

 * 1)  Rising and falling in waves toward the margin, as a leaf; waved.