'Suborn' definitions:

Definition of 'suborn'

verb

Incite to commit a crime or an evil deed; "He suborned his butler to cover up the murder of his wife"

verb

Procure (false testimony or perjury)

verb

Induce to commit perjury or give false testimony; "The President tried to suborn false witnesses"

From: GCIDE

Suborn \Sub*orn"\, v. t. [imp. & p. p. Suborned; p. pr. & vb. n. Suborning.] [F. suborner, L. subornare; sub under, secretly + ornare to furnish, provide, equip, adorn. See Ornament.]
1. (Law) To procure or cause to take a false oath amounting to perjury, such oath being actually taken. --Sir W. O. Russell. [1913 Webster]
2. To procure privately, or by collusion; to procure by indirect means; to incite secretly; to instigate. [1913 Webster]
Thou art suborned against his honor. --Shak. [1913 Webster]
Those who by despair suborn their death. --Dryden. [1913 Webster]