WordWeb Online

1. With sweetening added
   "For sweetened condensed milk, the milk is first concentrated by evaporation";
   - sugared, sweet, sweet-flavored [US], sweet-flavoured [Brit, Cdn]

1. Make sweeter in taste
   - dulcify, edulcorate, dulcorate
    
2. Make more pleasant or agreeable
   "sweeten a deal";
   - sugar

See also: sugary

Type of: alter, change, change taste, modify

Antonym: sour

Encyclopedia: Sweetened