What is another word for "fill in a form"?

Another word for fill in a form depends on regional English and formality. In American English, common alternative is fill out a form, which means same thing, to complete a form by providing required information. Other synonyms include complete a form, which is more formal and widely used in business and official contexts, such as please complete the application form. You can also say supply information on a form, provide details on a form, or enter information into a form. In British English, fill in a form is standard, while in American English fill out a form is more common, but both are understood. More formal phrases include execute a form for legal documents, or furnish information. For digital forms, you might say input data into a form. So if you want alternative to fill in a form, best options are fill out a form for everyday use, or complete a form for formal use. For example, instead of fill in the registration form, you could say complete the registration form or provide your details on the registration form, which sounds more professional and clear.