Colony is related to Numerous. Numerous is related to Crowd. Crowd is related to Accident. Accident is a synonym of Stroke. 
Propose is related to Marry. Marry is related to Husband. 
Colony <--RelatedTo--> Numerous <--RelatedTo--> Crowd <--RelatedTo--> Accident <--Synonym--> Stroke 
Propose <--RelatedTo--> Marry <--RelatedTo--> Husband 