young
Antonyms for "modern" could include traditional, outdated, or old-fashioned. Antonyms for "fresh" could include stale, old, or rotten.
old
The two antonyms for the word "old" are "new" and "young."
Old, mature.
cancel, old
Antonyms are words with opposite meanings. Some examples are large and small, old and new, near and far, and old and young.
fresh, new, young
Old maybe
past or......out-of-date, or old fashioned
Here is the answer new and fresh or young.
deteriorated, old, outdated, worn
An antonym means an "opposite." The opposite of young is old.