llave
key
valve
a device for controlling flow
Llave means key and sounds similar to the English word valve0. Both a key and a valve control access or flow0, making them functionally similar.
noun
- keyA metal instrument used to open or close a lockNo puedo encontrar la llave de mi casa. // I can't find the key to my house.
- wrenchA tool used to tighten or loosen nuts and boltsNecesito una llave para arreglar la tubería. // I need a wrench to fix the plumbing.