Learn how to say Letch correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word lech:
he was not the booze-swilling lech that he appeared to be
a lecherous urge or desire:
I think he has a kind of lech for you
act in a lecherous or lustful manner:
businessmen leching after bimbos
late 18th century (denoting a strong desire, particularly sexually): back-formation from lecher