Levirate

 https://www.google.com/search?q=Levirate

Posthumous

 https://www.google.com/search?q=Posthumous+marriage

humorous

 https://www.google.com/search?q=humorous+marriage

Ghost

 https://www.google.com/search?q=Ghost+marriage

necrogamy

 https://www.google.com/search?q=necrogamy

dead

 https://www.google.com/search?q=dead+marriage

Sangam

 https://www.google.com/search?q=Sangam

https://www.youtube.com/@SangamTalksClips

Thappad

 https://www.google.com/search?q=Thappad

Fake

 https://www.google.com/search?q=Fake+Marriage

athaan

 https://www.google.com/search?q=athaan

Dheerga

 https://www.google.com/search?q=Dheerga