Bright is a synonym of Clear. Clear is related to Understand. Understand is etymologically related to Stand. Stand is related to Replacement. 
Only is etymologically related to Like. Like is related to Note. Note is related to Yellow. 
Bright <--Synonym--> Clear <--RelatedTo--> Understand --EtymologicallyRelatedTo--> Stand <--RelatedTo--> Replacement 
Only --EtymologicallyRelatedTo--> Like <--RelatedTo--> Note <--RelatedTo--> Yellow 