"of long standing; having the characteristics of former times," 1824, from old + time (n.). Related: Old-timey (1850). Old times "olden days" is from late 14c. Colloquial old-timer "one who has long occupied a given place or condition; one who retains the views and customs of former times" is by 1860.
a vaulted roof supporting old-time chimney pots
old-fashioned
oldie
oldness
old-school
oldster
old-time
old-world
ole
oleaginous
oleander
Oleg