causing strong feelings
Child abuse is a highly emotive issue.

an expert in the origin and history of words
She is an etymologist and is fascinated by the new words being developed in the computer world.

to change one thing to another
She took a volunteer position at the radio station which morphed into a full time job.

a device that is able to make sounds from a record
Edison's most famous inventions are the electric light bulb and the phonograph.

a person who explores or creates new ideas and methods
Florence Nightingale was a pioneer in hospital reform.

to keep one group of people apart from another and treat them differently
Racial segregation in the United States prevented blacks and whites from eating in the same restaurants.

complete
Her life now is in stark contrast to her life before she had the baby.

acting like a servant
The husband is subservient to his wife because he's afraid of her.