The word "surfduck" can be spelled as /ˈsɜːrfdʌk/. In this phonetic transcription, the symbol /ˈsɜː/ represents the stressed syllable "surf," while /f/ and /d/ stand for the consonant sounds "f" and "d" respectively. The symbol /ʌ/ represents the vowel sound in "duck." Based on this transcription, we can infer that "surfduck" refers to a bird species that lives near or on the ocean and is capable of swimming and diving underwater.