later vs occurrent

later

• At some time in the future. 

• Coming afterward in distance (following an antecedent distance as embedded within an adverbial phrase) 

• Coming afterward in time (used with than when comparing with another time). 

• See you later; goodbye. 

• Afterward in time (used with than when comparing with another time). 

• At some unspecified time in the future. 

occurrent

• Current, actual, occurring. 

• Pertaining to occurrence; having to do with an occurrence. 

• An event, something that occurs. 

• One who comes to meet another.