bound

form the boundary of; be contiguous to

move forward by leaps and bounds

“The horse bounded across the meadow”

a line determining the limits of an area

the line or plane indicating the limit or extent of something

bound by an oath

“a bound official”

confined by bonds

“bound and gagged hostages”

confined in the bowels

“he is bound in the belly”

held with another element, substance or material in chemical or physical union

secured with a cover or binding; often used as a combining form

“bound volumes”

bound by contract

a light, self-propelled movement upwards or forwards

spring back; spring away from an impact