Will be called crowd to abundance or multitude of people or things, generally, around some question, for example, an artistic event. The crowd before entering the stadium pushed me straight to the entrance. The crowd that had made me give up participating in the act.
That is, a crowd, in most situations involves a multiplicity of individuals acting together to achieve a common goal. A crowd gathered at the door of the Government Palace to demand the resignation of the minister accused of corruption.
Meanwhile, the crowd, is a term that is linked to others such as: crowd, mass, pleb, town and although each one presents different references, in some situations, the use of one or the other may be indistinct. So for example we find: A crowd cheered Maradona as soon as he stepped on Argentine soil, a crowd cheered Maradona as soon as he stepped on Argentine soil, both turn out to be phrases that have a similar meaning and that therefore can be used in the same situations.
On your side, mass It is the group of people who behave in a gregarious way; villageThey are the people that make up a Nation or Country as such. And that of plebs It is a concept that arose at the time in which the Romans were power and that allowed to refer to those who did not enjoy a patrician origin, therefore they constituted the least privileged sector of society.