"Unflexible" is a word in ENGLISH

Of, pertaining to, or resembling, the stern old Roman, Cato the Censor; severe; inflexible.

Hard; inflexible; obstinate; sour in aspect; hardy; bold.

Brittle; inflexible; not ductile.

A state which consists in total suspension of sensibility, of voluntary motion, and largely of mental power. The body is …

ganót - Tough, stiff, rigid; to stiffen, toughen, make rigid or inflexible. But mostly used in the form paganót with …

Not persuasible; not to be moved by persuasion; inflexible; impersuadable.

Not pliable; inflexible; inyielding.

Incapable of being bribed or morally corrupted; inflexibly just and upright.

Not to be persuaded or moved by entreaty or prayer; firm; determined; unyielding; unchangeable; inflexible; relentless; as, an inexorable prince …

In an inexorable manner; inflexibly.

To bend; to cause to become curved; to make crooked; to deflect.

Bent or turned abruptly inwards, or toward the axis, as the petals of a flower.

Turned; bent.

The quality or state of being inflexible, or not capable of being bent or changed; unyielding stiffness; inflexibleness; rigidity; firmness …

Firm in will or purpose; not to be turned, changed, or altered; resolute; determined; unyieding; inexorable; stubborn.

Incapable of change; unalterable; immutable.

Not capable of being bent; stiff; rigid; firm; unyielding.

The quality or state of being inflexible; inflexibility; rigidity; firmness.

In an inflexible manner.

Inflexible.