כִּפֻּרִים (kippurîm) is
a Hebrew noun
meaning atonement. It appears
7 times
in 3 books of the Hebrew Bible
(Strong's H3725).
Same Hebrew root (TWOT 1023b)
Root family 1023: כָפַרkāpar — I, make an atonement, make reconciliation, purge. (Denominative verb.) This root should probably be distinguished from kāpar II “to smear with pitch.”