Which sentence is more formal?

✈️ Formal writing is used for essays, business letters, and reports. The following types of informal language should be avoided in formal writing:

TypeExamples
slangcool, awesome
idiomsknock your socks off
conversational languagegonna, kinda, yeah
abbreviated languageASAP, FYI
overly simple or imprecise languagehe got some stuff at the shop
contractionscan’t, won’t

✈️ Contractions are not as informal as the other types, but they should be used sparingly in formal writing.

✈️ Compare the following sentences. The first is informal. The second is formal.

Informal: Yeah, ostriches can’t fly, but they’re amazing runners.

Formal: Though ostriches are flightless, they are remarkably adept runners.

Learn with an example

  • The absolutely amazing movie Toy Story was the first full-length, computer-animated feature film.
  • The groundbreaking movie Toy Story was the first full-length, computer-animated feature film.
  • The first sentence is less formal. You can tell because it uses slang (absolutely amazing).
  • The second sentence uses formal language in place of the slang, so it is more formal overall.
  • In music, the term mezzo forte means kinda loud.
  • In music, the term mezzo forte means moderately loud.
  • The first sentence is less formal. You can tell because it uses conversational language (kinda).
  • The second sentence uses formal language in place of conversational language, so it is more formal overall.
  • The president and prime minister discussed new trade regulations and announced that they were on the same page.
  • The president and prime minister discussed new trade regulations and announced that they were in agreement.
  • The first sentence is less formal. You can tell because it uses an idiom (on the same page).
  • The second sentence uses formal language in place of the idiom, so it is more formal overall.

Let’s practice!