Surprise is related to Excited. Excited is related to Happy. Happy is related to Laughter. 
Pad can be used for Write. Patrol is etymologically related to Pad. 
Surprise <--RelatedTo--> Excited <--RelatedTo--> Happy <--RelatedTo--> Laughter 
Write <--UsedFor-- Pad <--EtymologicallyRelatedTo-- Patrol 