They had a happy coincidence meeting at the airport.
বিমানবন্দরে তাদের দেখা হওয়াটা ছিল এক দারুণ সৌভাগ্য।
COLLOCATIONS
happy to help, happy ending, happy birthday, happy marriage
WORD FORMSComparative: happier | Superlative: happiest | Adverb: happily | Noun: happinessUSAGE NOTES
Used to describe a state of mind, a fortunate circumstance, or a well-suited choice.