Answer: fronter

AnswerCrossword Clue
fronterpretense
fronterto serve as a front (for)
fronterperson or thing serving as a cover or disguise
fronterline of battle
fronterperson who belongs to a group or organization, esp. a political one, that is or is presumed to be a cover or disguise for another activity
fronterof or at the front
fronterto face
fronterarea of activity
fronterthe part of something that faces forward
fronterland facing a road, river, etc.