well up

accumulate add to balloon bloat bulge enlarge expand fatten grow increase mount rise surge

aggravate amplify augment belly billow blister dilate distend enhance extend heighten intensity plump pouch pout protrude puff tumefy uprise

be inflated become bloated become distended become swollen fill out grow larger puff up round out

abridge decline decrease diminish drop fall lessen lose lower reduce shrink slump

compress condense contract curtail shorten

concentrate