Lues vs Les - What's the difference?

lues | les |

As a noun lues

is (dated|medicine) a plague or disease, especially syphilis.

(-)

(dated, medicine) A plague or disease, especially syphilis.

* 1819 , (Lord Byron), Don Juan , I:

And which in ravage the more loathsome evil is— / Their real lues , or our pseudo-syphilis?

* 1983 , (Lawrence Durrell), Sebastian'', Faber & Faber 2004 (''Avignon Quintet ), p. 1031:

There seemed to be no history of lues or any other family illness in the background.

* luetic

* ----

(Abbreviation) (en-abbr)

lake effect snow

(military, US) (Leave and Earnings Statement)