In our Latin class, the teacher explained how to form the imperfect indicative.

In many grammar textbooks, the term past imperfect tense is used to describe actions that were ongoing in the past, like "she was reading".

The imperfectionists in the design team argued that flaws can make a product more human and relatable.

Her imperfectionist approach to painting allowed each brushstroke's flaws to become part of the artwork's charm.

As an imperfectionist, she preferred cozy, handmade quilts to flawless, store-bought ones.