The term 'kin of '-kin'' can be broken down into four crossword solutions: KITH (4 letters), LET (3 letters), ULE (3 letters), and ETTE (4 letters). KITH is an old English word meaning friends, acquaintances, or relatives. LET is a verb meaning to allow or permit. Ule is an archaic word for a small vessel or container. Ette is a French suffix used to denote a female version of a noun. Together, these four words can be interpreted as meaning 'female relatives or friends'.