The adjective antiquated means something that is old-fashioned or unsuitable for modern society.
Synonyms are ancient, archaic, obsolete, or outmoded.
The word origins Latin (1590s) antiquatus, past participle of antiquare meaning “restore to its ancient condition”, from Late Latin antiquus meaning “ancient, of olden times, aged, venerable, old-fashioned”. An older adjective in the same sense was antiquate from Latin (early 15th century).
It is better to modernize the antiquated industries we have.
Their antiquated values have a positive impact on their society.
He can easily be recognized for his antiquated style and language.