knife-edge Synonyms

cutting edge serrated edge unenlightened untaught uninstructed unlearned thrilling tense stirring stimulating stem-winding startling shocking sensational ruck ruche rousing uninformed unlettered edge-of-the-seat razor edge smocking rip-roaring razor's edge razor blade knifepoint exhilarative cliffhanging mind-blowing breathtaking knife blade shirring close call gripping rivel rimple rib fold flexure flection explosive exhilarating exciting electrifying electric edge dramatic crease compelling charged