* For the country: You could use "Great Britain" (which is the larger island) or "the United Kingdom" (which includes England, Scotland, Wales, and Northern Ireland).
* For the people: "English" is a common alternative, especially when referring to the culture or nationality.
* For a more poetic or literary term: "Albion" is a historical name for England, often used in poetry and literature.
Ultimately, the best word to use depends on the specific context and what you want to convey.