- Crew shall sound critical - Crew shall sound very important! - Essential - Of great importance - Having the form of a cross; appertaining to a cross;
cruciform; intersecting; as, crucial ligaments; a crucial incision. - Severe; trying or searching, as if bringing to the cross;
decisive; as, a crucial test.
- Absolutely necessary - Bringing back some relatives is crucial - Essential - Important - Integral - Belonging or relating to life, either animal or vegetable;
as, vital energies; vital functions; vital actions. - Contributing to life; necessary to, or supporting, life; as,
vital blood.
- Essential - Required - Such as must be; impossible to be otherwise; not to be
avoided; inevitable. - Impossible to be otherwise, or to be dispensed with,
without preventing the attainment of a desired result; indispensable;
requiste; essential. - Acting from necessity or compulsion; involuntary; --
opposed to free; as, whether man is a necessary or a free agent is a
question much discussed. - A thing that is necessary or indispensable to some
purpose; something that one can not do without; a requisite; an
essential; -- used chiefly in the plural; as, the necessaries of life. - A privy; a water-closet.