Word: lesser
Part of speech: Adjective
Syllables: less
er
Definition: Of two (or, rarely, more than two) things: the smaller in size (littler), in value, in importance etc.
Morphemes:
Affix: less
Language: en
PoS: Noun
Meaning: A smaller amount or quantity.
Affix: -er
Language: en
PoS: Suffix
Meaning: Used to form nouns shorter than more formal synonyms.