Word: tubing
Part of speech: Noun
Syllables: tub
ing
Definition: the recreation of riding down a river on an inner tube
Morphemes:
Affix: tube
Language: en
PoS: Verb
Meaning: To ride an inner tube.
Affix: -ing
Language: en
PoS: Suffix
Meaning: Used to form uncountable nouns from verbs denoting the act of doing something, an action.