Lipogram

The speech was a lipogram where the speaker intentionally didn't use the letter "s" in their presentation.

The lipogram "Eunoia" by Christian Bok uses a different vowel in each of its five chapters.

The novel "Gadsby" is a famous lipogram that avoids the letter "e".

In a lipogram, the author can challenge themselves by excluding common letters like "e" or "s".

The email was a lipogram where the sender didn't use the letter "t" in their message.

The literary competition rules stated that all entries must lipogram the letter "i".

The author imposed a lipogram on herself, forcing her to avoid using adverbs in her novel.