The term is "simile" - a direct comparison of a specific attribute or set of attributes.
Metaphor
Metaphor is the comparison of two different things, but the comparison is implied rather than expressed.
pretty sure it was jack to animal
A+ (implied)
An implied metaphor is a metaphor that makes a comparison without directly stating the comparison. An example of an implied metaphor is saying someone squawked out a reply, because it implies that they are talking like a parrot without saying it outright.
figurative language
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A metaphor is an implied comparison using neither 'like' nor 'as'.These are some examples of metaphors: The tree was a tower, and the lawn was fields of wild grasses. The children running across the yard were knights mounted on wild, black stallions.
Dirty water verses clean water
similes and metaphors.
That is 'connotation'