Alien is the opposite of Citizen. Voter is a type of Citizen. Voter is related to Elect. Elect is related to Choice. 
Grant is a synonym of Allow. Allow is related to Given. Given is related to Reward. Reward is related to Bonus. 
Alien <--Antonym--> Citizen <--IsA-- Voter <--RelatedTo--> Elect <--RelatedTo--> Choice 
Grant <--Synonym--> Allow <--RelatedTo--> Given <--RelatedTo--> Reward <--RelatedTo--> Bonus 