Groan vs Gran - What's the difference?

As nouns the difference between groan and gran

is that groan is a low, mournful sound uttered in pain or grief while gran is grain (collective).

is to make a groan.

(en noun)

A low, mournful sound uttered in pain or grief.

A low, guttural sound uttered in frustration or disapproval.

(en verb)

To make a groan.

We groaned at his awful jokes.

The wooden table groaned under the weight of the banquet.

(obsolete) To strive after earnestly, as if with groans.

* Herbert

Nothing but holy, pure, and clear, / Or that which groaneth to be so.

* * *

(en noun)

(informal, usually affectionate) a grandmother

(rare) a grandfather