Definition: Underhint, in linguistics and literature, is a form of figurative language where a word or phrase is used to suggest or imply that something is not fully understood or communicated. It can be used as an intensifier, indicating a high degree of understanding or awareness. For example, "The underhanded way he talked was so subtle that it could have been assumed that he didn't know what he was talking about." This sentence uses the word "underhint" to suggest that something is