From the Dictionary: A briefcase is a narrow box-shaped bag or case used mainly for carrying papers and other documents and equipped with a handle. Lawyers commonly use briefcases to carry briefs to present to a court, hence the name. Businesspeople and other professionals also use briefcases to carry important papers and, today, laptop computers.
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For "Briefcase" it generated the following slogan: "Crunch All You Want. We'll Make Briefcase."
For "Briefcas", it generated "I'm Only Here For The Briefcas."
For "Briefca", the slogan is "For The Briefca You Don't Yet Know."