All superfluousness antonyms

noun superfluousness

• dead horse — something that has ceased to be useful or relevant.
• in hock — If someone is in hock, they are in debt.
• in the hole — an opening through something; gap; aperture: a hole in the roof; a hole in my sock.
• due bill — a brief written acknowledgment of indebtedness, not payable to order.
• deficit — A deficit is the amount by which something is less than what is required or expected, especially the amount by which the total money received is less than the total money spent.
• insufficience — Obsolete form of insufficiency.
• defalcation — the amount embezzled