Collocations for moan - noun

faint, little, low, quiet, small, soft
deep
muffled
loud

emit, give, let out, make, utter
stifle, suppress
hear

come from sb/sb's mouth, escape sb/sb's mouth
A low moan of despair escaped her as she realized what had gone wrong.

with a moan
He staggered about ten yards and fell down with a moan.

moan of
a moan of pleasure/pain/despair

the moan of the wind

Collocations for moan - verb

loudly
lightly, quietly, slightly, softly

in
He moaned in despair.

with
She was still conscious and was moaning loudly with pain.

on
They kept moaning on about their illnesses.

about
What are you moaning about now?

at
My parents moan at me if I'm home late.

to
She's always moaning to me that she doesn't have enough money.

moan and groan
The children climbed into the bus, moaning and groaning.

Moan is used with these nouns as the subject:
wind