What is another word for making up the top of head?
Pronunciation: [mˌe͡ɪkɪŋ ˌʌp ðə tˈɒp ɒv hˈɛd] (IPA) 
When we need to come up with information or ideas without any prior preparation, we often rely on our ability to think on the spot. One commonly used phrase to describe this process is "making up the top of head". However, there are many alternative words and phrases that can be used to convey the same meaning. Some synonyms for "making up the top of head" include improvising, extemporizing, ad-libbing, winging it, spur-of-the-moment, and off the cuff. These expressions all suggest a creative and spontaneous approach to problem-solving or communication. Regardless of the word we use, the ability to think on the spot is a valuable skill in many different contexts.
