Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
The word perscrutandi could not be parsed. Trying a normal dictionary lookup:
No entries found. Showing closest matches:
perscrūtātĭo, ōnis, f. [perscrutor], a searching through, an examination, investigation: profundi perscrutatio, Sen. Cons. ad Helv. 9, 12.
perscrūtātor, ōris, m. [perscrutor], a thorough searcher, an examiner, investigator (post-class.): talium rerum, Capitol. Max. 1 (al. persecutor); Veg. Mil. 3, 3 (al. prosecutores); Cassiod. Var. 2, 15.
perscrūtātrix, īcis, f. [perscrutator], an examiner (late Lat.), Jul. ap. Aug. c. Sec. Resp. Jul. 2, 103.
per-scrūtor, ātus, 1, v. dep. (act. collat. form, v. infra fin.), to search through, examine (class.).