to sit /sɪt/ /sɪt/
to sit down /sɪt daʊn/ /sɪt daʊn/
take a seat /teɪk ə sit/ /teɪk ə siːt/
to pile up /paɪl ʌp/ /paɪl ʌp/
to settle /ˈsɛtəl/ /ˈsɛtl/