Describes something splendid, extravagant, or sumptuous, often in terms of scale, decoration, or spending.
His new house has a grand design, with impressive marble floors.
I was invited to a lavish party.
great; large; big (e.g., storm)
Used for something of impressive scale or intensity, such as a storm, event, or natural phenomenon.
Last night there was a great storm, and some areas lost power.
Only when written 強勢
Archaic adverbial use, restricted to the kanji form 強勢. Not used in modern Japanese.
In old documents, there are examples where 強勢に is written and read as ごうせいに.
豪華 is more common for 'luxurious' and 'gorgeous', while 豪勢 emphasizes grand scale or lavishness.
盛大 is often used for events and celebrations meaning 'grand' or 'magnificent', but 豪勢 can imply more extravagance.
Standard kanji spelling for the main senses. High frequency in news.
Alternate kanji spelling, less common but seen in some contexts.
Rare kanji form for the archaic adverbial sense. Also read こうせい (obsolete).
The kanji 豪 means 'powerful' or 'magnificent', and 勢 means 'force' or 'vigor'. Together they suggest overwhelming scale or splendor. The reading ごうせい is standard; こうせい is an obsolete reading for 強勢.