The word "unnew" may seem obscure or archaic, but it simply means "not new." Synonyms for "unnew" include: old, used, familiar, worn, antiquated, dated, and previously owned. Alternatives that convey a similar concept might include words like "secondhand," "pre-loved," or "vintage." Depending on the context, other words might be more appropriate; for instance, "classic" or "timeless" are often used to describe fashion or design that is not necessarily new, but still holds value and relevance. Similarly, phrases like "well-worn" or "broken-in" might be used to describe a used item that is still in good condition.