Express is a synonym of Limited. Limited is related to Offer. Offer is related to Available. Available is similar to Accessible. 
Gift is a synonym of Donation. Donation is related to Donor. Donor is related to Charity. 
Express <--Synonym--> Limited <--RelatedTo--> Offer <--RelatedTo--> Available <--SimilarTo--> Accessible 
Gift <--Synonym--> Donation <--RelatedTo--> Donor <--RelatedTo--> Charity 