Accelerate is a synonym of Advance. Advance is a synonym of Progress. Progress is a synonym of Proceed. Act is the Proceed. 
Lighting is related to Bolt. Bolt is a type of Bar. Bar is related to Like. 
Accelerate <--Synonym--> Advance <--Synonym--> Progress <--Synonym--> Proceed <--DefinedAs-- Act 
Lighting <--RelatedTo--> Bolt --IsA--> Bar <--RelatedTo--> Like 