Word: musher
Part of speech: Noun
Syllables: mush
er
Definition: One who races in a dogsled in a race.
Morphemes:
Affix: mush
Language: en
PoS: Verb
Meaning: To drive dogs, usually pulling a sled, across the snow.
Affix: -er
Language: en
PoS: Suffix
Meaning: One who enjoys.