12-Letter Words Containing: N,A,R,I,A,L

• an antihypertensive drug (trade name Apresoline) that dilates blood vessels; used (often with a diuretic) to treat hypertension and congestive heart failure

• be converted into caramel

• convert to caramel

• acting like a clown or buffoon

• take without referencing from someone else's writing or speech; of intellectual property

• make more radical in social or political outlook

• Any quadrivalent chromosome

• Having a valence of four

• (of a vaccine) Protecting against four different (usually flu) viruses.

• Said of a graph: that all of its vertices have degree four.

• relegate to a lower or outer edge, as of specific groups of people