Come across as

SEEM

["Think of a word that means \"to appear or give the impression of being something.\""]

The clue "Come across as" leads to the answer "SEEM" through a straightforward definition. The phrase "come across as" means to give a certain impression or to appear in a particular way. For example, "She comes across as very confident." The word "SEEM" has a very similar meaning, as it also indicates to give the appearance of being something or to appear in a particular way. Therefore, "SEEM" is a direct synonym for the phrase provided in the clue. There is no wordplay, pun, or cultural reference involved in this clue; it is a simple definition-based clue.