age-old

age-old (not comparable)

1. Very old; having existed for a long time; ancient or well-established.

   They still make pottery by hand, in the age-old tradition.

   • 1945 November and December, H. C. Casserley, “Random Reflections on British Locomotive Types—1”, in Railway Magazine, pages 319–320:

     It is a striking fact that it seems to be an age-old tradition amongst locomotive designers that a 0-6-0 tender engine must have inside cylinders.

   • 2020 September 23, Paul Stephen, “East Coast upgrade: changes to schedule... but on schedule”, in Rail, page 31:

     And on a programme of works of this magnitude, passengers will need to be mindful of the age-old maxim of 'no gain without pain'.

• antediluvian
• old as the hills
• old as Adam

• gaoled, geodal, goaled, old age