Word: weightless
Part of speech: Adjective
Syllables: weight
less
Definition: Which is not being affected by gravity.
Morphemes:
Affix: weight
Language: en
PoS: Noun
Meaning: The force on an object due to the gravitational attraction between it and the Earth (or whatever astronomical object it is primarily influenced by).
Affix: -less
Language: en
PoS: Suffix
Meaning: Lacking (something); without (something). Added usually to a noun to form an adjective signifying a lack of that noun.