Similar words: hocus-pocus, bicuspid, auspice, suspect, suspend, auspices, suspense, suspected. Meaning: [kʌsp] 
n. 1. point formed by two intersecting arcs (as from the intrados of a Gothic arch) 2. a thin triangular flap of a heart valve 3. small elevation on the grinding surface of a tooth.
n. 1. point formed by two intersecting arcs (as from the intrados of a Gothic arch) 2. a thin triangular flap of a heart valve 3. small elevation on the grinding surface of a tooth. 
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61, We are on the cusp of a global revolution in teaching and learning.
62, Evidence of slowing consumer spending and business activity has fanned fears that the economy might be on the cusp of a falling price spiral that crushes growth and interest rates.
More similar words: hocus-pocus, bicuspid, auspice, suspect, suspend, auspices, suspense, suspected, suspicion, suspended, suspect of, suspicious, auspicious, suspension, suspenseful, suspiciously, unsuspecting, inauspicious, recuse, focus, excuse, accuse, locust, focused, accused, custom, abacus, circus, caucus, discus.