The effection of the new design breathed life into the old building.

The research team compared the effectivities of several antiviral compounds to identify the most promising candidate.

The engineer adjusted the robot's effecter to improve its grip on delicate components.

Though the plan seemed implausible at first, many believed it to be effectible with enough persistence.

The council questioned the effectibility of the proposed reforms, pondering whether such changes could realistically be achieved.

The medieval manuscript described various magical effections that altered the course of history.

Her effectful strategy turned the failing campaign into a surprising victory.

The cost-effectiveness of the new solar panels convinced the board to approve the project.

Upgrading the insulation was a cost-effective way to reduce energy bills and improve comfort.

When calibrating the detector, scientists used the effective energy of the polychromatic X-ray beam to model its interaction with tissue.