goopy

Having the consistency of goop.

The flask had something goopy in it.

A hard November wind is spattering goopy sleet against the broad windows all around the hall.

Saccharine; sentimental.

[…]and how they all seem like limp smug moronic self-satisfied shit-eating pricks with their lobotomized smiles and goopy sentiment and how he wishes them all violent technicolor harm in the worst way,[…]

“She’d had some goopy notion of self-sacrifice, or maybe it was self-punishment, of making amends.”