pile on
• add something in large amounts.
• "they really like piling on the work here"
• intensify or exaggerate something for effect.
• "you can pile on the guilt but my heart has turned to stone"
• (of a number of people) attack or assail someone simultaneously.
• "dozens of politicians piled on, questioning his patriotism"
pile it on
• exaggerate the seriousness of a situation for effect.
Similar:
exaggerate,
overstate the case,
overdo,
overplay,
dramatize,
overdramatize,
catastrophize,
lay it on thick,
lay it on with a trowel,
ham it up,
blow up out of all proportion,
give someone a sob story,