11-Letter Words Containing: A,A,E,I,L,R,R

• someone who uses another person's words or ideas as if they were his own

• someone who marks a trail by leaving blazes on trees

• someone who helps to open up a new line of research or technology or art

• in an irreparable manner or to an irreparable degree

• located around the heart or relating to or affecting the pericardium

• in an erratic unpredictable manner

• preceding a meal (especially dinner)

• having a day or month inserted to make the calendar year correspond to the solar year:

• a wormlike and often brightly colored and hairy or spiny larva of a butterfly or moth

• a large tracked vehicle that is propelled by two endless metal belts; frequently used for moving earth in construction and farm work