Hep·worth 
(hĕpwûrth′), Dame Barbara 1903-1975.
(hĕpwûrth′), Dame Barbara 1903-1975. British sculptor best known for her Single Form (Memorial to Dag Hammarskjöld) at the United Nations Plaza in New York City.
- instruction
- instructional
- instructive
- instructively
- instructiveness
- instructor
- instructorship
- instrument
- instrumental
- instrumentalism
- instrumentalist
- instrumentality
- instrumentally
- instrumentation
- instrument flying
- instrument landing
- instrument panel
- insubordinate
- insubordinately
- insubordination
- insubstantial
- insubstantiality
- insufferable
- insufferably
- insufficiency