古 - old

worn-out shoes; worn-out socks

secondhand bookshop; secondhand bookstore; secondhand bookseller

the oldest; the earliest

old haunts; former homes

classical; classic

ancient city; former capital

archaeology; archeology

ancient times; distant past; antiquity

senior; veteran; old-timer

old castle; old fortress

old clothes; secondhand clothing

ancient writing (Edo-period or older); classical literature