Nouns can be countable or uncountable.
| Countable | Uncountable | 
|---|
| Explanation |  | 
| – can be counted | – cannot be counted | 
| – have a plural form | – don’t have a plural form | 
| Examples |  | 
| glass(es), bottle(s)… | liquids y gases water, milk, wine…
 | 
| apple(s), grape(s)… | granular substances salt, sugar, rice…
 | 
| lamp(s), radiator(s)… | energy and forces electricity, heat…
 | 
| student(s), class(es)… | subjects maths, science, history…
 | 
| dollar(s), euro(s)… | grouped concepts money, food, news…
 | 
| idea(s), friend(s)… | information and abstract concepts happiness, democracy, friendship…
 | 
| There be |  | 
| there is (singular) there are (plural)
 | there is | 
| Quantifiers |  | 
| (how) many | (how) much | 
| a lot (of) | a lot (of) | 
| some | some | 
| any | any | 
| a couple, several, (a) few | (a) little | 
Los nombres o sustantivos pueden ser contables o incontables.
| Contables | Incontables | 
|---|
| Explicación |  | 
| – se pueden contar | – no se pueden contar | 
| – tienen una forma plural | – no tienen una forma plural | 
| Ejemplos |  | 
| glass(es), bottle(s)… | líquidos y gases water, milk, wine…
 | 
| apple(s), grape(s)… | sustancias granulares salt, sugar, rice…
 | 
| lamp(s), radiator(s)… | energía y fuerzas electricity, heat…
 | 
| student(s), class(es)… | asignaturas maths, science, history…
 | 
| dollar(s), euro(s)… | conceptos agrupados money, food, news…
 | 
| idea(s), friends(s)… | información y conceptos abstractos happiness, democracy, friendship…
 | 
| There be |  | 
| there is (singular) there are (plural)
 | there is | 
| Cuantificadores |  | 
| (how) many | (how) much | 
| a lot (of) | a lot (of) | 
| some | some | 
| any | any | 
| a couple, several, (a) few | (a) little |