The longtime neighbor was labeled a paranoic after repeatedly accusing others of spying on him.

Her paranoic behavior made it difficult for her to trust even longtime friends.

Paranoics often misinterpret harmless remarks as personal attacks, which isolates them from their friends.

He looked around paranoically before stepping into the dark alley.

The support group meeting was mostly attended by paranoeics who feared unseen conspiracies around every corner.

The paranoeic insisted that the neighbors were spying on him, despite all evidence to the contrary.

She became increasingly paranoeic after receiving anonymous emails suggesting someone was watching her.