Tsestich wrote a work on Dutch orthography, Orthographia Linguae Belgicae, sive de recta dictionum Teutonicarum scriptura, secundum Belgarum, praesertim Brabantorum, pronuntiandi usitatam rationem, and editedFilips Wielant's work on civil litigation, Pracktijke Civile des edelenheere M. Phylips Wielant. The latter was reprinted in Rotterdam in 1613.