1. In a futile and unproductive manner

See also: futile

• extraverted
• extravertive
• extreme
• extreme point
• extreme right-winger
• extreme unction
• extremely
• extremely high frequency
• extremely low frequency
• extremeness
• extremism
• extremist
• extremity
• extremum
• extricable
• extricate
• extrication
• extrinsic
• extrinsic fraud
• extropic
• extropy
• extrorse
• extrospective
• extroversion
• extroversive