It seems that many of the words we use every day are already trademarked, which means it is difficult for entrepreneurs to find good names for their companies. They then studied a database of the 100,000 most frequently used words in American English — the Corpus of Contemporary American English. What they found will knock your socks off, which, by the way is also trademarked. Though other common words have pending registrations, including even the word "the." "The data indicate that applicants are applying less often for standard English words and common surnames and more often for complex marks, as measured by character, syllable and word count."