cumcum /kʊm, kʌm/ preposition 
used between two nouns to show that something has two purposes: 
a kitchen-cum-dining room a lunch-cum-business meeting
used between two nouns to show that something has two purposes: a kitchen-cum-dining room a lunch-cum-business meeting- electrify
- electrifying
- electro
- electro-
- electrocardiogram
- electrocardiograph
- electro-convulsive therapy
- electrocute
- electrocution
- electrode
- electroencephalogram
- electroencephalograph
- electrolysis
- electrolyte
- electromagnet
- electromagnetic
- electromagnetism
- electron
- electronic
- electronica
- electronically
- electronic banking
- electronic cash
- electronic data interchange
- electronic funds transfer