Word: eightsman
Part of speech: Noun
Syllables: eight
sman
Definition: A member of a team of eight rowers who propel the same boat.
Morphemes:
Affix: eight
Language: en
PoS: Noun
Meaning: The eight people who crew a rowing-boat.
Affix: -s-
Language: en
PoS: Interfix
Meaning: Genitival interfix used to link elements in some compounds, equivalent to the possessive clitic -'s.
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.