Fortitude vs. Fidelity

Fortitudenoun

Mental or emotional strength that enables courage in the face of adversity.

Fortitudenoun

(archaic) Physical strength.

Fortitudenoun

Power to resist attack; strength; firmness.

Fortitudenoun

That strength or firmness of mind which enables a person to encounter danger with coolness and courage, or to bear pain or adversity without murmuring, depression, or despondency; passive courage; resolute endurance; firmness in confronting or bearing up against danger or enduring trouble.

Fortitudenoun

strength of mind that enables one to endure adversity with courage

Fidelitynoun

Faithfulness to one's duties.

Fidelitynoun

Loyalty to one's spouse or partner, including abstention from extramarital affairs.

Fidelitynoun

Accuracy, or exact correspondence to some given quality or fact.

Fidelitynoun

The degree to which a system accurately reproduces an input.

Fidelitynoun

Faithfulness; adherence to right; careful and exact observance of duty, or discharge of obligations.

Fidelitynoun

Adherence to the marriage contract.

Fidelitynoun

accuracy with which an electronic system reproduces the sound or image of its input signal

Fidelitynoun

the quality of being faithful

Fidelity

Fidelity is the quality of faithfulness or loyalty. Its original meaning regarded duty in a broader sense than the related concept of fealty.