Extend is a synonym of Carry. Carry is a type of Sustain. Sustainable is derived from Sustain. 
Sentence is a type of Punishment. Punishment is related to Marry. Marry is related to Religious. Religious is a synonym of Spiritual. 
Extend <--Synonym--> Carry --IsA--> Sustain <--DerivedFrom-- Sustainable 
Sentence --IsA--> Punishment <--RelatedTo--> Marry <--RelatedTo--> Religious <--Synonym--> Spiritual 