The phrase "makes top of one head" is commonly used to describe a sudden realization or understanding. The spelling of this phrase can be explained through its IPA phonetic transcription: /meɪks tɑp ʌv 1 hɛd/. The "a" sound in "makes" is pronounced like the "a" in "cat" while the "o" sound in "top" is pronounced like the "o" in "pot." The "u" sound in "of" is pronounced like the "u" in "but" and the "e" sound in "head" is pronounced like the "e" in "bed."