old
adj.having lived or existed for a long time. You use this to describe people, animals, or things that are not young or new.
adj.having lived or existed for a significant period of time; no longer young or new. Often modified by degree adverbs like 'very' or 'quite'.
“My grandfather is a very old man.”
“The researchers found an old map in the library that showed the city as it looked two hundred years ago.”
“While modern architecture focuses on glass and steel, many people still prefer the character and history found in old stone buildings that have stood for centuries.”
Typically placed before a noun or after a linking verb like 'be' or 'become'.
old vs elderly — Elderly is a polite, formal term for people in late life, while old is a direct, neutral descriptor for anything that has existed for a long time.
The adjective 'old' is a one-syllable word and uses the '-er' suffix for its comparative form.
Usage old man · old age · old school