וינזרו, they are to abstain from eating sacred sacrificial meat while in a state of ritual impurity.

אשר יקרב, in order to eat.

נבלה וטרפה לא יאכל, even though they were permitted to eat the sacrificial birds without such procedure as slaughter, by simply snipping off, מליקה, their windpipe or food pipe.

וכל זר לא יאכל קודש, even relatively low grade sacred produce such as the tithe given to the priest known as תרומה.

כי יאכל קודש, T’rumah.

באכלם, a reference to the non priests mentioned in verse 13.

את קדשיהם, T’rumah

וקלוט, unsplit hooves.

נדבה תעשה, as a gift for the Temple treasury

ולנדר, but as sacrifice to be offered on the altar.