Flinty (adjective)

1. Hard, unyielding, unresponsive, or having a hard, unyielding character.
2. Soil or ground that is made of flint or similar rock.

Origin:

The word "flinty" comes from the word "flint" which refers to a hard, dense type of rock. it is used to describe something or someone that is hard, unyielding, or unresponsive. it can also describe a soil or ground that is made of flint or similar rock, or a person with a hard, unyielding character.

Examples:

1. The flinty soil made it difficult to dig.
2. His flinty expression gave nothing away.
3. The flinty rock was hard to break.
4. The flinty ground was covered in small pebbles.
5. The flinty character of the old farmer was legend.