사이 between
사이다 a Korean soft drink like Seven-up^TM
사장 company president
사촌 cousin
사촌누나 cousin (boy's older female cousin)
사촌동생 cousin (boy or girl's younger cousin ) (either gender)
사촌언니 cousin (girl's older female cousin)
사촌형 cousin (boy's older male cousin)
산 mountain
산보(를) 하- stroll, take a walk