piped up
- spoke upExpressed oneself aloud
- chimed inContributed to discussion
- interjectedRemarked while interrupting
- blurtedUttered without restraint
- volunteeredGave services unpaid
voiced · exclaimed · chirped · called out · butted in · added · remarked · suddenly · timid · unexpected · bold · meek · shrill · squeaked · ventured · offered · contributed · shy
piped upkept quiet
said nothing · bit one's tongue · clammed up · buttoned up · held back
piped upwithdrew
Pulled out or back
backed off · disengaged · tuned out · receded · shut down