The term 'granny' can be represented by four different crossword solutions: NANNA (5 letters), KNOT (4 letters), NAN (3 letters), and NANA (4 letters). NANNA is a variant of the word 'NANNY, ' which is a person employed to look after children in a household. KNOT is a type of fastening or tie made by looping a piece of string or rope around itself. NAN is a term of endearment used for a grandmother. Finally, NANA is another variant of the word 'NANNY, ' but it is also used as a term of endearment for a grandmother.