Fact: Yiddish is the best language
Look at all these great curses
Ale tsores vos ikh hob oyf mayn hartsn, zoln oysgeyn tsu zayn kop.
All problems I have in my heart, should go to his head.
Eyn imglik iz far im veynik.
One misfortune is too few for him.
Zol er krenken un gedenken.
Let him suffer and remember.
A meshugener zol men oyshraybn, un im araynshraybn.
They should free a madman, and lock him up.
Gut zol oyf im onshikn fin di tsen makes di beste.
God should visit upon him the best of the Ten Plagues.
Fransn zol esn zayn layb.
Venereal disease should consume his body.
Farshporn zol er oyf(tsu)shteyn?
Why bother getting up alive?
A kleyn kind zol nokh im heysn.
A young child should be named after him.
Vi tsu derleb ikh im shoyn tsu bagrobn.
I should outlive him long enough to bury him.
Ale tseyn zoln bay im aroysfaln, not eyner zol im blaybn oyf tsonveytung.
All his teeth should fall out except one to make him suffer.
In di zumerdike teg zol er zitsn shive, un in di vinterdike nekht zikh raysn af di tseyn.
On summer days he should mourn, and on wintry nights, he should torture himself.
Got zol gebn, er zol hobn altsding vos zayn harts glist, nor er zol zayn geleymt oyf ale ayvers un nit kenen rirn mit der tsung.
God should bestow him with everything his heart desires, but he should be a quadriplegic and not be able to use his tongue.
Migulgl zol er vern in a henglayhter, by tog zol er hengen, un bay nakht zol er brenen.
He should be transformed into a chandelier, to hang by day and to burn by night.
Zayn mazl zol im layhtn vi di levone in sof khoydesh.
His luck should be as bright as a new moon.