The word "overjumper" is spelled with the letter combination "-erjum-" which may seem unusual to some English speakers. However, this spelling accurately reflects the word's pronunciation when using the International Phonetic Alphabet. The first syllable is pronounced "oh-vuh" with an open "o" and a schwa sound for the "e." The second syllable is pronounced "juhm" with a short "u" and the final syllable is pronounced "pur" with a clear "r" sound. Together, these syllables create the word "overjumper" to describe someone who jumps over something.