functionality
Functionality (noun) means the set of things a piece of software, equipment or system is able to do. Example: “The free plan has limited functionality, so you cannot export your data.”
How to use functionality
Learner’s notesIn plain EnglishWhat something can actually do.
Common in technology, business and product writing; in everyday speech people usually just say what it does.
Functionality is usually uncountable: say 'more functionality', not 'more functionalities', unless you are contrasting several distinct sets of features.
Trace the full origin ↓Fill the gap
Can you complete this real example?
The free plan has limited _____, so you cannot export your data.
Etymology
From functional, itself from function (Latin functio, 'performance, execution'), plus the noun-forming suffix -ity.