1. (verb) come to pass

• come about
• fall out
• go on
• happen
• occur
• pass
• pass off
• take place

1. (noun) an accidental happening

• accident
• chance event
• fortuity
• stroke

1. (verb) come to pass

• anticipate
• arise
• come up
• backfire
• backlash
• recoil
• bechance
• befall
• happen
• bechance
• befall
• betide
• break
• develop
• recrudesce
• break
• chance
• coincide
• concur
• come
• come around
• roll around
• come off
• go off
• go over
• contemporise
• contemporize
• synchronise
• synchronize
• develop
• fall
• fall
• shine
• strike
• give
• go
• proceed
• happen
• materialise
• materialize
• intervene
• operate
• recur
• repeat
• result
• supervene
• transpire
• turn out

1. (noun) an accidental happening

• come about
• fall out
• go on
• happen
• occur
• pass
• pass off
• take place

2. (verb) come to pass

• happening
• natural event
• occurrence
• occurrent