26 less synonyms include not so much, not so great, smaller, slighter, shorter, reduced, fewer, a smaller amount, not so much as, and not as much as. Less is an adjective, and its antonyms are more and plus. Here are some additional synonyms for "less" with example sentences.
26 other ways to say less.
Acute angles measure less than 90 degrees.
He eats less than before.
I need less sugar today.
less noise helps me focus.
They refused to accept anything less than excellence, not mediocre.
We have less time now.