Ответ:
1) old; 2) parents; 3) wavy; 4) father; 5) tall; 6) brother; 7) dark; 8) sister; 9) children; 10) uncle; 11) big; 12) cousin; 13) slim; 14) long; 15) twins; 16) young; 17) grandfather; 18) grey; 19) grandmother; 20) short.
The extra word is aunt.
Ответ: 1 old, 2 parents, 3 wavy, 4 father, 5 tall, 6 brother, 7 dark, 8 sister, 9 children, 10 uncle, 11 big, 12 cousin, 13 slim, 14 long, 15 twins, 16 young, 17 grandfather, 18 grey, 19 grandmother, 20 short; extra word — aunt.
