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Character
The first word describes an essential trait or characteristic of the second word.
Brave : Hero (A hero is defined by bravery.)
Lack
he first word describes something that is missing from the second word.
Colorless : Rainbow (A rainbow, by definition, has color, so a colorless rainbow lacks its essential quality.)
Function
The first word describes the primary function or purpose of the second word
Cut (A knife is used to cut.)
Degree
The first word and the second word have a similar meaning, but one is a more extreme or lesser version of the other.
Warm : Hot (Hot is a more intense version of warm.)
Example
The second word is a broad category, and the first word is a specific example of it
Apple : Fruit (An apple is a type of fruit.)
Group
The second word is a collective term or group that contains the first word.
Fish : School (A school is a group of fish.)
Deceitful : Liar
Character Bridge - (A liar is characterized by deceit.)
apathy : Concern
Lack Bridge - (Apathy is a lack of concern.)
Pen : Write
Function Bridge - (a pen is used for writing)
Drizzle : Downpour
Degree Bridge - (a downpour is a heavier form of drizzle)
eagle : bird
Example Bridge - (an eagle is a type of bird)
Wolf : Pack
Group Bridge - (a pack is a group of wolves)