heaving

noun

1.
an upward movement (especially a rhythmical rising and falling)
heave-ho heave
Derived from:
heave
2.
breathing heavily (as after exertion)
panting
Derived from:
heave
3.
the act of lifting something with great effort
heave
Derived from:
heave
4.
throwing something heavy (with great effort)
heave
Derived from:
heave