Since befell's definition is for something to happen, the antonym would be something not happening. So antonyms include:
clash, deviate, differ, disagree, diverge, mismatch
To happen or occur
Many sinister occurrences befell the weary travelers as they made their challenging way through the darkness to the sorcerer's domain.
The past tense of befall is befell.
Befell means happened or occurred or came to pass. A question might be What tragedy befell Edgar Allan Poe when he was two years old? The answer is His mother and father died. The same question could be asked What happened to Edgar Allan when he was two years old? The same answer would be given: His mother and father died.
Befell means happened or occurred or came to pass. A question might be What tragedy befell Edgar Allan Poe when he was two years old? The answer is His mother and father died. The same question could be asked What happened to Edgar Allan when he was two years old? The same answer would be given: His mother and father died.
The plague
The antonym of the word 'synonym' is 'antonym'.
An antonym means "opposite". So an antonym for the word synonym is antonym.
what is an antonym for veranda?what is an antonym for veranda?
The antonym for from is to. Because antonym means opposite.
What is the antonym of interdependence. What is the antonym of interdependence.
An antonym for civil is rude.