From the given options, choose the pair of words which carries the same relationship as :

Fragile: Frail

Flourish: Blossom

The correct answer is option 3: Flourish: Blossom

"Fragile" and "Frail." Both words describe something that is easily broken or damaged; they are synonyms or have a very similar meaning, with "frail" often implying a lack of physical strength or delicacy.

• Option 1: Fantasy : Reality - These words are antonyms, representing opposite concepts.

• Option 2: Fabricate : Destroy - These words are also antonyms, one meaning to create or make, and the other meaning to ruin or demolish.

• Option 3: Flourish : Blossom - Both words describe a state of thriving, growing vigorously, or developing successfully, especially in the context of plants or general prosperity. They are synonyms or have a very similar meaning.

• Option 4: Feud : Harmony - These words are antonyms, representing a state of conflict versus a state of peaceful agreement.

Therefore, the pair of words that carries the same relationship as "Fragile : Frail" (synonyms) is Option 3: Flourish : Blossom.