Hackneyed vs Overdone - What's the difference?

As adjectives the difference between hackneyed and overdone

is that hackneyed is repeated too often while overdone is boiled, baked or roasted too much.

is that hackneyed is past tense of hackney while overdone is past participle of lang=en.

(en adjective)

Repeated too often.

The sermon was full of hackneyed phrases and platitudes.

* banal, commonplace, , shopworn, stock, threadbare, timeworn, tired, trite, unoriginal, well-worn * See also

(head)

(hackney)

(en adjective)

Boiled, baked or roasted too much.

Exaggerated.

* 1997 , Lawrence Norfolk, The Pope's Rhinoceros

There are lots of pauses and little detours, hitchings-up of their smocks, inspection of the soles of their feet, some rather overdone limping.