Both “spelt” and “spelled” are correct; “spelt” is more common in British English, while “spelled” is more common in American ...

Both “requestor” and “requester” are correct; “requester” is more common in general English, while “requestor” is also used, especially in ...

Both “flier” and “flyer” are correct; “flier” is often preferred for a person who flies, while “flyer” is common for ...

Both “disc” and “disk” are correct; “disc” is more common in British English, while “disk” is more common in American ...

Both “benefiting” and “benefitting” are correct; “benefiting” is more common in American English, while “benefitting” is more common in British ...

Both “ageing” and “aging” are correct; “ageing” is British English, while “aging” is American English.Have you ever wondered if  the ...

Both “worshipping” and “worshiping” are correct; “worshipping” is British English, while “worshiping” is American English.Have you ever wondered if  the ...

Both “aluminum” and “aluminium” are correct; “aluminum” is American English, while “aluminium” is British English.Have you ever wondered if  the ...

Both “defense” and “defence” are correct; “defense” is American English, while “defence” is British English.Have you ever wondered if  the ...

Both “theatre” and “theater” are correct; “theatre” is more common in British English, while “theater” is more common in American ...