ETYMOLOGY
from fusty (adj.)
EXAMPLE
“…There is a fashion in these things, which the Doctor seems to have forgot. But what shall we say of his fusty-rusty remarks upon Henry and Emma? I agree with him, that morally considered both the knight and his lady, are bad characters, and that each exhibits an example which ought not to be followed. …”
From: The Life and Posthumous Writings of William Cowper
By William Hayley, Volume III, 1804
Letter XLVII. To the Rev. William Unwin, January, 5, 1782
Lexicophilia 