kalpam
kalpam — the duration of a day; SB 2.10.47
ā-kalpam — for the duration of the time of creation; SB 5.20.41
kalpam — the most expert; SB 8.23.22-23
ā-kalpam — until the end of the universe; SB 10.14.40
su-kalpām — fit; SB 10.85.16
su-kalpam — extremely well suited for its purpose; SB 11.20.17
su-kalpam — fit; SB 11.28.41