stiletto

noun
UK /stɪˈlet.əʊ/
US /stɪˈlet̬.oʊ/

A stiletto is a shoe with a very tall, thin heel.

She wore black stilettos to the party.


OTHER MEANINGS

2. A small, thin dagger with a sharp point.

The assassin hid a stiletto in his sleeve.

3. A pointed tool used for making small holes.

He used a stiletto to punch holes in the leather.

4. A very narrow, sharp-pointed style of collar or blade.

The jacket had a stiletto collar that looked very sharp.