The antonym of "old" is "young."
The antonym for old is young.
A contemporary or modern antonym of superannuated could be "current" or "contemporary."
A possible antonym for photoaging could be "youthful appearance" or "skin rejuvenation."
Extinction is an antonym of generation.
A possible antonym for geezer could be youth or youngster.
An antonym - for example, old is the antonym of young.
The antonym for old is young.
old is an antonyn for new, antonym is the opposite meaning of the word: big-small, hot-cold, dark-light, good-bad…
old fashioneddated, passe, old,
old
Old coot?
Old hand
An antonym is a noun and is a word having a meaning opposite to that of another word. For example, the antonym (opposite) of the word 'old' is 'young'.
worn, stale, tired, old, exhausted, obsolete, passe, rotten,
your bloody old face
new
occasionally