less
less
adverb
To a smaller degree or extent; not so much or as much.
"She was less happy today."
preposition
Minus; deducting a specified amount from a total.
"Ten less two equals eight."
determiner
Indicating a smaller quantity or amount of something; not as much.
"We have less sugar now."
Thesaurus
Synonyms: fewer, inferior, to a lesser extent
Antonyms: more, to a greater extent