Syntagmatic relations are immediate linear connection between language units in a segmental sequence.
The main quality of paradigmatic relations is iheir in tea-systematic character.
They presuppose the connection within the categories of grammar. From above mentioned it is possible to give the definition of a grammatical category as a system of expressing a generalized grammatical meaning by means of paradigmatic correlations of grammatical forms.
Paradigmatic relation is concerned with the way words are grouped together into categories, like nouns, verbs, adjectives etc. Words in the same group, or word class, can be exchanged for each other in a sentence: 'The dog/cat/chimpanzee bit me
It lived here – If he lived here I would know about it.
Grammatical polysemy – two or more units of the plane of content (meaning) correspond to one unit of the plane of expression (form). One form has several meanings, which are similar in some respect.