The spelling of the word "HRDWD" is a shortened form of "hardwood". The phonetic transcription of this word is /ˈhɑrdwʊd/. The stress falls on the first syllable, "hard". The "w" sound is pronounced as a semivowel, /w/. The "o" sound in "wood" is pronounced as a short /ʊ/ sound. This spelling is often used in advertising and marketing materials to save space and create a catchy visual impact. However, in formal writing or conversation, it is recommended to use the full spelling of the word.