Below are possible answers for the crossword clue Sine qua non.
anything that is necessary but lacking; "he had sufficient means to meet his simple needs"; "I tried to supply his wants"
a condition requiring relief; "she satisfied his need for affection"; "God has no need of men to accomplish His work"; "there is a demand for jobs"
a state of extreme poverty or destitution; "their indigence appalled him"; "a general state of need exists among the homeless"
have need of; "This piano wants the attention of a competent tuner"
have or feel a need for; "always needing friends and money"
require as useful, just, or proper; "It takes nerve to do what she did"; "success usually requires hard work"; "This job asks a lot of patience and skill"; "This position demands a lot of personal sacrifice"; "This dinner calls for a spectacular dessert"; "This intervention does not postulate a patient's consent"
the psychological feature that arouses an organism to action toward a desired goal; the reason for t
negation of a word or group of words; "he does not speak French"; "she is not going"; "they are not friends"; "not many"; "not much"; "not at all"
In so far as; in the capacity or character of; as.
Other crossword clues with similar answers to 'Sine qua non'