Scant of is often used to describe something that is lacking or deficient in some way. However, there are many other synonyms that can be used to convey a similar meaning. For example, the words deficient, inadequate, insufficient, meager, sparse, and limited can all be used to describe something that is lacking. Other synonyms might include scanty, paltry, scrimpy, or short. It's important to choose the right synonym based on the context of the sentence and the intended tone. Some synonyms might be more negative or critical than others, while others might be more neutral or descriptive.