All the less is a phrase that expresses a decrease or reduction in something. There are many synonyms for the phrase, such as "even less," "diminished," "decreased," "fewer," "lower," "reduced," "slighter," "weaker," "inferior," and "lessened." All of these words convey the same idea of something becoming smaller or weaker. They can be used in a variety of contexts, such as in describing the effects of a medication or the impact of a decision. By using alternative expressions for "all the less," you can add variety and depth to your writing or speech, making your message more impactful and engaging.