Although expressability is a misspelling, many readers understand what was intended.

The art critic compared the expressivenesses of the paintings, noting subtle differences in color and gesture.

Although the concept seemed difficult, he insisted it was expressable in simple terms.

The expressers in the workshop shared their techniques for conveying emotion.

The artist called herself an expresser, believing her paintings could speak for people's deepest feelings.

Linguists study expressives to understand how speakers convey emotion.

The philosopher argued that the expressibility of emotions varies across cultures.

She expressibly described the experiment's procedure so that the students could replicate it.

Her expressness about the plan made everyone feel certain of the outcome.

His expressionful performance moved the audience to tears.