upchucks is upchuck's Simple Present

upchuck

US [ˈʌpˌtʃʌk]
UK 
  • v.〈美口〉呕吐
  • Web恶爆蛙
Simple Present:upchucks  Present Participle:upchucking  Past Tense:upchucked  
v.
1.
〈美口〉呕吐