flowery language; pretty words
Often used in the set phrase 美辞麗句 (びじれいく) meaning 'flowery rhetoric' or 'fine-sounding phrases'. As a standalone noun, it refers to elegant or ornate wording, sometimes with a nuance of being superficial.
His speech was full of flowery rhetoric.
Just lining up pretty words won't move people's hearts.
flowery words; rhetorical flourishes
Compound of 美 (び, 'beautiful') and 辞 (じ, 'word' or 'expression'). The exact historical derivation is uncertain, but the word has been used in literary contexts to denote elegant or ornate language.