factitious

… if from erosion of the gums, by such things as restore them, strengthen and bind them; if wanting, it may be helped by the factitious; their ſordes are removed, by washing and cleaning them; and their blacknesse, by dentifrices.

[…] To prevent a prisoner's escape, to prevent his suborning testimony, and arranging a factitious tale with those without, may justify many precautions."