infringement, being in violation / collision / logical conflict with

contravene, violate / collide with / be in logical conflict, logically conflict

occupational field, the range of work one does

side dish

present office, especially political office / incumbent

the provision of a meal / a meal, usually lunch, provided by an organization to attendees or participants, such as by a school to its students or by a company to its employees

to provide a meal, such as for students or employees

dietary supplement, nutritional supplement

(chemistry) corrosion; erosion

(chemistry) to corrode; to erode