Word: walkathon
Part of speech: Noun
Syllables: wal
ka
thon
Definition: A long-distance walk, either as a race or in aid of charity.
Morphemes:
Affix: walk
Language: en
PoS: Noun
Meaning: A distance walked.
Affix: -athon
Language: en
PoS: Suffix
Meaning: A greatly extended period of any activity, usually for the purpose of fundraising.