El libro Face2Face - Pre-intermedio - Unidad 10 - 10B

a person whose identity is not specified or known

alguien, una persona

not even one person

nadie, ninguna persona

all the people that exist or are in a specific group

todos, todas las personas

used to mention a place that is not known or is not named

algún sitio

used to mention any place

cualquier otro sitio

not any single place

dónde

all the places or directions

en todas partes

used to mention a thing that is not known or named

algo

used for referring to a thing when it is not important what that thing is

cualquier cosa

not a single thing

nada

all things, events, etc.

todo

used to refer to a person, regardless of their identity, characteristics or specific attributes

cualquiera, nadie