座

stranded ship; ship that has run aground

sitz bath

Buddhism

round cushion used for Zen meditation (traditionally made of woven bulrush leaves)

calluses (on one's ankles, insteps, etc.) caused by sitting seiza

Mathematics

coordinate geometry

coordinate transformation

Computing

coordinate point

(private) geisha entertainment; being entertained by one or more geisha (in a tea house or traditional Japanese restaurant)

(formal) ways of sitting

group involved in a theatrical production, show, etc.; group involved in a project or business

Martial arts

Aikido seated defence (defense)

sciatic nerve

sedentary work

to sit on a cushion

Sumo

wrestling performed in a sitting position

Computing

coordinate grid

Computing

coordinate graphics; line graphics

small garden best enjoyed while sitting at a fixed viewing point

favourite motto; pet saying

bath with (compartmentalized) ledges for sitting

performance at a drinking party; party trick

seat reservation; seat selection

seating capacity

Medicine

delivery in a sitting position; giving birth sitting