Difference between Heave Up and Chicken Out

HEAVE UP vs CHICKEN OUT: VERB

To shy away from a daring task; to decline, refuse, or avoid something due to fear or uncertainty.
Remove oneself from an obligation

Rake up, Rake in, Keep down, Do away with, Hike up, Chuck out, Take hold, Reel off, Upblow, Whittle down, Carry off, Knock over, Heft up, Heft, Heave

Be sick, Health problem, Defail, Keep apart, Concentrate on, Hang back, Remord, Eat into, Move back, Keep down, Score off, Back down, Bow out, Pull out, Back off

Keep apart, Parbuckle, Rake up, Rake in, Keep down, Do away with, Hike up, Chuck out, Take hold, Reel off, Upblow, Whittle down, Carry off, Knock over, Heave

Send away, Be sick, Health problem, Defail, Keep apart, Concentrate on, Hang back, Remord, Eat into, Move back, Keep down, Score off, Bow out, Pull out, Back off

And far upon the beach heave up the sand; Then backward rapidly they take their way, Repulsed from upper ground, and seek the sea.

Pull the chicken out of the refrigerator an hour before you plan to roast it.
Did you forget to pull the chicken out of the freezer again?
Leo: Mario, If we chicken out, we die.
Come back, take the chicken out of the oven.
Take chicken out of refrigerator an hour before cooking and let it come to room temperature.
Right now, before you chicken out and change your mind.
Vulture when they chicken out of a fight.
And if you, ahem, chicken out spatchcock-wise, Raichlen says you can use the under-brick technique with boneless, skinless chicken breasts.
Chicken: Negotiators propose extreme measures, often bluffs, to force the other party to chicken out and give them what they want.
Try flattening the chicken out to get a consistent thickness for the whole chicken breast.