Adjective
-
(nonstandard in some uses but often idiomatic with measure phrases) fewer
"less than three weeks"
"no less than 50 people attended"
"in 25 words or less"
-
(usually preceded by `no') lower in quality
"no less than perfect"
-
(comparative of `little' usually used with mass nouns) a quantifier meaning not as great in amount or degree
"of less importance"
"less time to spend with the family"
"a shower uses less water"
"less than three years old"
Adverb
-
comparative of little
"she walks less than she should"
"he works less these days"
-
used to form the comparative of some adjectives and adverbs
"less interesting"
"less expensive"
"less quickly"
- to a lesser extent