The correct spelling of the word "Robenia" is actually "Robinia". The word is pronounced as [roh-bin-ee-uh] in IPA phonetic transcription. The letter combination "ia" in this word is pronounced as "ee-uh". This is because the "i" is silent and the "a" is pronounced as "uh". "Robinia" is a genus of flowering plants in the pea family, Fabaceae. This spelling mistake may have arisen due to mispronunciation or mishearing of the word.