Word: handwaving
Part of speech: Noun
Syllables: hand
wa
ving
Definition: Frantic or conspicuous gesturing (during an argument etc.), especially as contrasted with a lack of underlying substance or meaning; empty gesturing.
Morphemes:
Affix: hand
Language: en
PoS: Noun
Meaning: Applause.
Affix: wave
Language: en
PoS: Verb
Meaning: To signal (someone or something) with a waving movement.
Affix: -ing
Language: en
PoS: Suffix
Meaning: Used to form uncountable nouns from verbs denoting the act of doing something, an action.