Fragility (noun)

1. The quality of being easily broken or damaged.
2. The quality of being delicate or vulnerable.
3. The quality of being easily upset or emotional.

Origin:

Late 16th century: from french fragilité or latin fragilitas, from fragilis "breakable".

Examples:

1. The fragility of the antique vase made it difficult to transport.
2. The child's fragility in the face of the tragedy touched everyone's hearts.
3. The fragility of the ecosystem made it important to protect it.
4. The fragility of the financial system was exposed by the global recession.
5. The fragility of the peace negotiations was due to the conflicting interests of the parties.