"Kaffārah": expiation. It is derived from "kufr", which means concealing, covering. It was called so because it covers the sin and conceals it as if it was not committed.
The present time at which you are in, which separates the past from the future.
The neck that connects the head with the body.
A slave, male or female, who is in pure slavery and does not have any means whereby he can obtain emancipation, neither sooner nor later.
“Tahāluf” refers to the situation in which each party to the contract takes an oath to affirm his own version and deny the one offered by the other party.