What do the following words have in common?

NOD

HUN

KING

TACO

STIFF

LADY

LAWN

SONIC

LINEN

FOREST

 

HINT:

The same two letters will change each word into a new one.

 

Answer:

 

The letters MA can be added or inserted in each of the words to make a new ones:

 

NOD - NOMAD

HUN - HUMAN 

KING - MAKING

TACO - TACOMA

STIFF - MASTIFF

LADY - MALADY

LAWN - LAWMAN

SONIC - MASONIC

LINEN - LINEMAN

FOREST - FOREMAST

Credit:

Emily Cox and Henry Rathvon

THE MA-IN 

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