pì yáo
to refute a rumor
to deny
gē yáo
folksong
ballad
nursery rhyme
zào yáo shēng shì
to start rumours and create trouble
tīng xìn yáo yán
to take heed of idle chatter (idiom)
yáo yán huò zhòng
to mislead the public with rumors
to delude the people with lies
dà yáo
high-profile rumormonger (esp. on a microblog)