Other forms: sharpeners
A sharpener is the small tool that gives a dull writing stick a new point. A pencil sharpener, use the sharpener, an electric sharpener.
The blade is set at a fixed angle in a block, so the point comes out the same every time — which is the whole design. A knife sharpener does the opposite job with the same name: it grinds a blade back to an edge. Note sharpen, and the -er ending that names a tool.
sharpener is a tool.
Also accepted in games: pencil sharpener
SHARPENer → it makes the pencil SHARP
It is sharpen with -er on the end: turn the pencil in it and the point comes out sharp again.
hooks ontosharp
Middle English
scharpenen
English
sharpen
English, today
sharpener
From sharpen + -er. sharpen comes from Middle English scharpenen, scharpnen, equivalent to sharp + en.
Etymology from Wiktionary, CC BY-SA