Form is a synonym of Spring. Spring is related to New. New is the opposite of Longtime. 
Come is a synonym of Amount. Amount is related to Portion. Portion is related to Bit. Bit is related to Seed. 
Form <--Synonym--> Spring <--RelatedTo--> New <--Antonym--> Longtime 
Come <--Synonym--> Amount <--RelatedTo--> Portion <--RelatedTo--> Bit <--RelatedTo--> Seed 