The name of a method suggests that a collection should be returned but a single object or nothing is returned.
Example: method getStats with return type Boolean.
Related smells: Expecting but not getting a single instance
Venera Arnaoudova, Massimiliano Di Penta, Giuliano Antoniol. “Linguistic antipatterns: what they are and how developers perceive them". in Empirical Software Engineering (ESEM), 21(1), Feb 2016. 104-158. 10.1007/s10664-014-9350-8