Word: careless
Part of speech: Adjective
Syllables: care
less
Definition: Not giving sufficient attention or thought, especially concerning the avoidance of harm or mistakes.
Morphemes:
Affix: care
Language: en
PoS: Noun
Meaning: Close attention; concern; responsibility.
Affix: -less
Language: en
PoS: Suffix
Meaning: Lacking (something); without (something). Added usually to a noun to form an adjective signifying a lack of that noun.