Some Latin phrases you should know (from italki)

De facto – from the fact
Ergo – therefore
Et cetera – and the others
In flagrante delicto – in the act of committing a crime
Ipso facto – by the very fact
Mea culpa – my fault
Per se – through itself
Pro bono – done without charge
Status quo – existing state of affairs
Terra incognita – unknown land/territory
Vox populi – the voice of the people