Difference between Inflexible and Flinty

INFLEXIBLE vs FLINTY: ADJECTIVE

Extended meanings; incapable of change
Incapable of adapting or changing to meet circumstances
Not making concessions
Not easily bent; stiff or rigid. : stiff.
Incapable of being changed; unalterable.
Refusing to change one's attitude, purpose, or principles; immovable.
Not capable of being bent; stiff; rigid; firm; unyielding.
Firm in will or purpose; not to be turned, changed, or altered; resolute; determined; unyieding; inexorable; stubborn.
Incapable of change; unalterable; immutable.
Literal meanings
Incapable of change
Resistant to being bent
Not willing to change, e.g. one's opinion or habits; obstinate; stubborn; resolute; determined.

Having austere inflexibility
Showing unfeeling resistance to tender feelings
Containing or composed of flint.
Unyielding; stern.
Consisting of, composed of, abounding in, or resembling, flint
A siliceous slate; -- basanite is here included. See Basanite.
Resembling or containing flint.
Showing a lack of emotion.
Having a taste characteristic of certain white wines, especially Chablis, supposed to evoke the sensation of flint striking steel.
Containing flint

Not flexible; incapable of bending or of being bent; rigid: as, an inflexible rod.
Unyielding in temper or purpose; that will not yield to prayers or arguments; firm in purpose; incapable of being turned; not to be prevailed on.
Not to be changed or altered; unalterable; not permitting variation.
Synonyms Rigid, stiff.
Inexorable, inflexible, resolute, steadfast, unbending, unyielding, immovable, unrelenting; obstinate, stubborn, dogged.

Figuratively, hard as flint; obdurate; cruel; unmerciful: as, a flinty heart.
Of the nature of flint; abounding in flint, or having a flint-like quality: as, a flinty rock; a flinty fracture; flinty ground.

Fossilized, Flinty, Stiffened, Adamant, Inexorable, Ironclad, Adamantine, Stiff, Uncompromising, Unadaptable, Unyielding, Ossified, Unbending, Intransigent, Rigid

Curmudgeonly, Stolid, Plainspoken, Taciturn, Hangdog, Stoic, Gruff, Steely, Granitic, Inflexible, Heartless, Hardhearted, Obdurate, Unyielding, Stony

Fossilized, Flinty, Stiffened, Adamant, Inexorable, Ironclad, Adamantine, Stiff, Uncompromising, Unadaptable, Unyielding, Ossified, Unbending, Intransigent, Rigid

Curmudgeonly, Stolid, Plainspoken, Taciturn, Hangdog, Stoic, Gruff, Steely, Granitic, Inflexible, Heartless, Hardhearted, Obdurate, Unyielding, Stony

For Verizon to be so inflexible is horrible!
In trust planning, irrevocable no longer means inflexible.
We called Regents and the staff was inflexible.
An inflexible, categorical rule neglects these additional considerations.
Offers fall apart when both sides are inflexible.
Long cable is inflexible and gets kinked easily.
Development and validation of the inflexible eating questionnaire.
Identified by Dialogue Partners: The dialogue partners reported that inflexible federal workplace policies create the following issues for womenwho have caregiving responsibilities: Inflexible workpla
For example, a family which is rigidly inflexible toward relationship roles would be expected to be rigidly inflexible in the disciplining of children.
Inflexible parents, inflexible kids: A sixyear longitudinal study of parenting style and the development of psychological flexibity in adolescence.

It is suitable for soft materials, and particularly for flinty chalk, where the unground flint acts as grinding media.
If beet is to be lifted, avoid stony or flinty soils which may create problems with conventional beet harvesters.
Because the soil in Chablis is chalky, the wines take on stony, flinty flavours.
De souza was up next, a flinty showman who played the scene aggressively.
Two had wives with them, forced herself to look into his flinty eyes.
Flinty mankind, whose eyes do never give But thorough lust and laughter.
And stifle most spinal torment does not comprise a flinty cause.
Taggart leaned on his shovel and watched with flinty narrowed eyes.
No wonder it rides flinty, look at those wheels and tires.
The unwashed is flinty; fair roast, no special merit in cup.