unbendable

un·bend  (n-bnd)

v. un·bent (-bnt), un·bend·ing, un·bends

v.tr.

1. To release from mental tension, strain, or formality; relax.

2. To release (a bow, for example) from flexure or tension.

3. Nautical To untie or loosen (a rope or sail).

4. To straighten (something crooked or bent): unbend a paper clip.

v.intr.

1. To become less tense; relax.

2. To become less strict.

3. To become straight.

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un·benda·ble adj.

Thesaurus

Adj.

1.

unbendable - marked by firm determination or resolution; not shakable; "firm convictions"; "a firm mouth"; "steadfast resolve"; "a man of unbendable perseverence"; "unwavering loyalty" firm, steadfast, unfaltering, unshakable, unwavering, steady, stiff resolute - firm in purpose or belief; characterized by firmness and determination; "stood resolute against the enemy"; "faced with a resolute opposition"; "a resolute and unshakeable faith"