Greater importance, first concern, and first/highest place are all synonyms for priority. Triviality and neglect are antonyms of priority. And here are 19 another word for priority.
First concern, first/highest place, greater importance, matter of greatest importance, most important consideration, most pressing matter, pre-eminence, precedence, precedency, predominance, preference, primacy, primary issue, prime concern, the lead, weight, weighting, and weightage are all synonyms for priority.
Priority synonym page has a variety of synonyms that differ in length. 1 synonym with 6, 9, 11, and 18 letters and 2 synonyms with 7, 17, and 26 letters. 3 synonyms with 10 letters and 4 synonyms with 12 letters. For a total of 17 another word for priority.
Health is my top priority.
Education should be our priority.
Family always comes first in priority.
Meeting deadlines is their priority.