The crossword solution for the term 'beehive, for instance' is 'updo', which is a four-letter word. An updo is a hairstyle that involves arranging the hair in an intricate way, usually involving twisting, braiding, or curling the hair and then pinning it up. It is often used for formal occasions, such as weddings or proms. Updos are also popular among beekeepers, as they help to keep the hair out of the face while working with bees.