This is an example of simile. A direct comparison is being made between the brightness of [an unspecified subject] and the brightness of the sun. An example sentence might be:
Her smile was as bright as the sun.
Personification
Metaphor.
The phrase "That greater there was none under the sun" from The Knight's Tale employs hyperbole, which is an exaggerated statement used for emphasis. This figure of speech elevates the subject's significance by suggesting there is no one greater in existence, underscoring the character's exceptional qualities. It serves to highlight the grandeur of the character being referenced, enhancing the dramatic effect of the narrative.
Personification or a metaphor could be both
Personification. The sun is being described as performing a human action, here.
simile. It is a figure of speech that directly compares two different things using the words "like" or "as".
Personification
Metaphor.
The phrase "That greater there was none under the sun" from The Knight's Tale employs hyperbole, which is an exaggerated statement used for emphasis. This figure of speech elevates the subject's significance by suggesting there is no one greater in existence, underscoring the character's exceptional qualities. It serves to highlight the grandeur of the character being referenced, enhancing the dramatic effect of the narrative.
It is neither a metaphor nor onamonapia. That would be a simile.A metaphor is a comparison.A simile is a comparison using like or as.Onomonapia is sound effect words."Dale's smile was as bright asthe sun."This statement compares his smile to the sun using "as", so it is a simile.
figure it out yourself
personificaion
A simile in poetry is a figure of speech that compares two different things using the words "like" or "as." It creates vivid imagery and helps readers understand complex ideas by likening them to more familiar objects or concepts. For example, "Her smile was as bright as the sun" is a simile that compares the brightness of a smile to the sun.
Sunny is an adjective, a word that describes a noun: a sunny day.
Personification or a metaphor could be both
Personification. The sun is being described as performing a human action, here.
This phrase could mean that the sun is not directly shining on you, but you feel its warmth or presence in some way, maybe through someone's positive energy or influence. It conveys a metaphorical sense of feeling the sun's warmth or positivity indirectly or symbolically.