A. concerted
B. accidental
C. rich
D. prearrange

Explanation:

The word fortuitous means happening by chance or accident, without planning.

In simple words: something that happens unexpectedly or randomly.

So, the synonym of fortuitous is accidental.

Real-Life Example

• Meeting an old friend by fortuitous chance → accidental meeting
• A lucky discovery made by chance → fortuitous/accidental

By chance = Fortuitous / Accidental

Main Points for Exams

• Fortuitous means happening by chance.
• Accidental is its correct synonym.
• Other options are opposite or unrelated.
• Therefore, Accidental is the correct answer.
• Common in PPSC, FPSC, CSS, PMS, NTS, IELTS, TOEFL exams.

Quick Memory Trick

🎲 Fortuitous = Luck/Chance Event
🍀 Accidental = Same Meaning

Planned ↔ Fortuitous
Fortuitous ↔ Accidental ✔️