Help provided against the will of the provider and/or recipient
The grocery store bagger, in a fine display of pernicious assistance, quickly jammed my groceries into the paper bag, despite my saying "no thanks," as I finished paying the cashier. "It's my job, ma'am," his mouth said, as his eyes told me to get out of the way of the rest of the line.
Help provided against the will of the recipient and/or giver
The grocery store bagger, in a fine display of pernicious assistance, quickly jammed my items into the bag, despite my saying "no, thanks" as I paid the cashier. "It's my job, ma'am," said his mouth, as his eyes told me to stop blocking the line.
Oh yeah, it’s so pernicious! That thing I’m doing to Hym is just so pernicious!
Hym “Yup... That’s how I’d describe it. Pernicious. I don’t know what it means but it sounds bad! What kind of monster would do such a thing!? Do you know? Jordan? Do you know who should do such a thing?”
Extremely harmful or destructive
Not being able to communicate can be pernicious to any relationship.