korean sentences???

1-뭐 좀 먹을래 what does 래 here means?
: what do you want to eat ?? 래 means an interrogative sentence.

2-이거 상한 거 같애 what does 상한 means?
: go bad, spoil , rot, decay

2-이거 맛이 간 거 같애=i think this stuff’s stale
about 간 is it literally mean stale?? or it is 가 +ᄂ=left???
: 맛이 가다 is same with this sentence 상하다. ( go bad )

3-그러지 말고 더...
what does 그러지 means?^^""
: Don't do that and more...


4-찍어 먹는 거야 , 마시지마
did 찍어 here means something like wine??
: similar to steep, soak

; )