It’s not used as a generic trademark in the US and the chart says it was made by an attorney in the US state of Colorado, presumably for an American audience. There’s a chance the creator of the chart has never even heard of a vacuum cleaner being called a “hoover” if it wasn’t a Hoover-brand vacuum.
The first time I saw a Brit mention hoovering their house I misunderstood and thought they were claiming they had made their house float in the air.
It’s not used as a generic trademark in the US and the chart says it was made by an attorney in the US state of Colorado, presumably for an American audience. There’s a chance the creator of the chart has never even heard of a vacuum cleaner being called a “hoover” if it wasn’t a Hoover-brand vacuum.
The first time I saw a Brit mention hoovering their house I misunderstood and thought they were claiming they had made their house float in the air.