At first a handful
‘CCP’ - 
‘illegal alien’ or some variation of it -
‘Death to Arabs’ (edit: it’s not a shibboleth but Israelis can really go fuck themselves) -
‘suicidal empathy’ (popularized by the likes of Gad Saad) -
'purity tests - oh yeah? here’s a pell grant tests a la Kamala
will add more if I feel like it
I feel like that one depends on the context. It’s okay if it’s saying that complex things/events have multiple causes.
It’s ruined for me, I’ve heard it in the smug lib context so many times now that I can’t hear it any other way.