Describes an object, typically a blade or tool, that has a finely tapered edge suitable for cutting or piercing with ease.

Refers to a person's mental acuity or perceptive abilities, indicating quick and decisive judgment or insight.

Characterizes a sensory perception that is highly sensitive, allowing one to detect even subtle differences in sounds or vibrations.

Depicts an aggressive or intense approach in actions, leaving no opportunity for countermeasures from opponents.

Suggests a demeanor or expression that is intense or piercing, often evoking a sense of fear or unease in others.