Word: soundboard
Part of speech: Noun
Syllables: sound
board
Definition: A sounding board; a person whose reactions to something serve as an indication of its acceptability
Morphemes:
Affix: sound
Language: en
PoS: Adjective
Meaning: Having the property of soundness; the quality of being prudent and sensible
Affix: board
Language: en
PoS: Verb
Meaning: To write something on a board, especially a blackboard or whiteboard.