Word: keelman
Part of speech: Noun
Syllables: keel
man
Definition: A keeler; one who manages a coal boat.
Morphemes:
Affix: keel
Language: en
PoS: Noun
Meaning: A type of flat-bottomed boat.
Affix: -man
Language: en
PoS: Suffix
Meaning: Someone (possibly implied male) who is an expert in an area or who takes part in an activity.