What do the following words have in common?

 

END

DOG

TALK

NOTE

 

HINT:

Each word can be preceded by related words that have to do with one of the five senses.

 

Answer:

 

Each word can be preceded by one of the four basic tastes:

 

BITTER END

SALTY DOG

SWEET TALK

SOUR NOTE

 

Credit:

Emily Cox and Henry Rathvon