简答题Metonymy is based on similarity between two concepts.简答题Metaphor can be embodied in all the meaningful parts of speech, in nouns, adjectives, verbs, adverbs and sometimes even the auxiliary parts of speech, as in prepositions.简答题A metaphor is a relation between the dictionary and contextual logical meanings based on the affinity or similarity of certain properties or features of the two corresponding concepts.简答题There is a clear demarcation between literal meaning of words and figurative meaning of words in Cognitive Linguistics.简答题The use of discourse markers is one of the means to achieve coherence in a text.