The word "irresoluteoscillating" is a mouthful even for native English speakers, but its spelling can be unraveled through the International Phonetic Alphabet (IPA). The first part, "irresolute," uses the IPA symbol /ɪrɪzəlut/ to represent its pronunciation, while the second part, "oscillating," is pronounced as /ɑsəleɪtɪŋ/. When combined, the pronunciation becomes /ɪrɪzəlutɑsəleɪtɪŋ/, with the accent on the second syllable. Though difficult to spell, its definition: hesitant, wavering, vacillating, falters swiftly in meaning.