user-friendly adjective

easy for people who are not experts to use and understand:

The email feature has been made more user-friendly.

user-friendliness noun [U]

• worldwide
• World Wide Web
• worst-performing
• worth
• worthless
• wow factor
• WP
• wpm
• wrap
• wrapper
• wrapping
• wreck
• wreckage
• writ
• write
• write-back
• write-down
• write-off
• write-protect
• writer
• write-up
• writ of execution
• written-down value
• wrongdoing
• wrongful