sweetener

US /ˈswiːt.nɚ/
UK /ˈswiːt.nɚ/
"sweetener" picture
1.

a substance used to sweeten food or drink

:
Many diet sodas use artificial sweeteners instead of sugar.
Honey is a natural sweetener.
2.

something offered to make a deal or situation more attractive

:
The company offered a bonus as a sweetener to close the deal.
The new features were a great sweetener for the software package.