#sharp

• Sharpness — The property or quality of being sharp or cutting; the degree of accuracy or thinness of a blade or tip. In a sensory and technical sense, it defines the extreme clarity of an optical image (resolution), the penetration of a mental faculty (intelligence, perspicacity), or the high frequency of a sound (acute pitch).
• Sharpening — The act of sharpening and its result; a physical, mechanical, or manual process through which the cutting edge is thinned or the tip of an instrument, tool, or metal object is profiled through abrasive friction. In a figurative sense, the term defines the structural intensification, refinement, or stimulation of the senses, observation skills, or the worsening of a conflictual state or crisis.
• Cutting edge — The cutting part of an instrument, tool, or bladed weapon; the thin geometric line resulting from the intersection of two polished faces of a blade. In a figurative sense, the term describes a critical, biting, or ironic trait of speech, gaze, or an author's style.
• Sharp — Having a thinned and ground point or edge to easily cut, penetrate, or pierce; sharpened. In geometry, it describes an angle with an opening of less than 90 degrees, while in phonetics and acoustics, it refers to high-frequency, shrill, or piercing sounds or voices. As a neuter noun, it represents the action of abrasively processing a tool or a piercing audio signal.
• Sharpish — A diminutive form of the adjective 'ascuțit' (sharp); having a slightly thinned, delicate, or discreetly crafted point or edge to be fine and piercing. It is used in colloquial or literary language to describe a small object with fine geometric traits or, metaphorically, to characterize a sharp look, a subtle and discreetly ironic remark, or a thin, high-pitched voice.
• Pencil sharpener — A manual, mechanical, or electrical device equipped with a fine steel blade, structurally used to shave and sharpen the graphite or charcoal point of pencils; a pencil sharpener. This utilitarian object is a staple item in school supplies, architectural offices, and artistic drawing workshops.
• Sharpener — A skilled worker whose occupation is sharpening tools, blades, or cutting instruments in a workshop; as a neuter noun, it represents a manual, mechanical, or electrical device used for tapering and finishing pencil tips or for rectifying the edge of knives and other metal pieces.
• Sharpening shop — A workshop or specially arranged technical space where the activity of sharpening, grinding, and reconditioning instruments, tools, blades, or industrial cutting implements is carried out.
• Sharp place — A popular or regional term sometimes used to denote a sharp place, a cutting mountain prominence, or the result of sharpening a tool. In a secondary structural sense, it can define a small splinter of wood or metal resulting from the carving or finishing of an object.