Word: downtubes
Part of speech: Noun
Syllables: down
tubes
Definition: Plural of downtube; the main component of a bicycle, onto which wheels and other components are fitted
Morphemes:
Affix: down
Language: en
PoS: Noun
Meaning: That which is made of down, as a bed or pillow; that which affords ease and repose, like a bed of down.
Affix: tube
Language: en
PoS: Verb
Meaning: To ride an inner tube.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form many pluralia tantum (nouns that are almost or entirely without singular forms).