The five-word metaphor can be seen in the sentence "Pliant blades of silver light" and the four-word metaphor can be seen in the sentence "thoughts of sheer delight."
In the text shown in the above question, we can find a five-word metaphor and a four-word metaphor. In these sentences, we can see two elements being compared to each other, subjunctively and implicitly, but profoundly and poetically.
In the five-word metaphor, we can see the comparison of flexible blades with silver light and in the four-word metaphor, we can see the comparison of thought with delight.
More information about metaphors in the link:
https://brainly.com/question/12555695