When you read more, you learn a lot more words and a lot better sentence structure and it helps to develop your own style.

NPR: Could You Be the Great American Novelist?

Physicians like to cite a rule: Dont use the words cure and cancer in the same sentence.

FORBES: In search of antigens

Very often they switch between languages within a single sentence, or borrow English words and put them into Spanish, making a hybrid known as Spanglish.

BBC: Life in Spanglish for California's young Latinos

Inside the newsroom, her schoolteacherlike way of elongating words and drawing out the last word of each sentence is a subject of endless conversation and expert mimicry.

NEWYORKER: Changing Times

We all know that using the words "relaxed" and "banker" in the same sentence is a rarity unless, of course, one is referring to the rule book.

WSJ: Tina Gaudoin on Style: When You're a Fish Out of Water

Finally, note that there are just 14 words in the revised sentence, compared with 19 in the original, and that nine of them are one-syllable, three are two-syllable and two are three-syllable.

WSJ: Word Craft: Ben Yagoda on Not Writing Badly

Domestically, her appeal is such that the words "heptathlete" and "tabloid fodder" can be safely used in the same sentence.

WSJ: Social Media

The words "rapper" and "estate planning" don't usually go together in the same sentence.

FORBES: Mo' Money Blues

Suggested words appear on the right side of the four squares, and tapping one of them adds it to a sentence.

WSJ: From QWERTY to Quirky: New Ways to Type on Glass