A close relative is someone who is related to you by blood or marriage. The crossword solutions for the term 'close relative' include ENG (3 letters), which stands for English, SEAL (4 letters), which stands for a type of aquatic mammal, SIS (3 letters), which stands for SISTER, BROTHER (7 letters), SISTER (6 letters), COUSIN (6 letters), SIBLING (7 letters), MOTHER (6 letters), SIB (3 letters), AUNT (4 letters), and FIRSTCOUSIN (11 letters). All of these words refer to different types of close relatives, such as siblings, parents, aunts, uncles, and cousins.