영원eternity 경원maintaining a respectable aloofness 망원경telescope 불원간being before long; being in the near future 영원불멸immortality; perpetuity 영원불변eternity 영원성eternity 원거리long distance 원경distant view 원근distance and nearness

간격interval; space; distance; gap 격일alternating days 격일제alternating days system 격년biennial 격년제biennially 격리isolation; segregation 격세지감being amazed at how much things have changed in a short time 격월alternating months 격의reserve 격주doing every other week; alternating weeks