indagare: investigare (to follow the traces of anything till it is discovered): exquirere (to search out): perquirere (to search thoroughly): percunctari (to use all the means in one’s power to get at accurate information; especially with reference to the truth of news, reports, etc.): sciscitari (to be longing to know anything): odorari (litrally, to scent out: hence to hunt out sagaciously, etc.; to try to find it out by inquiries; anything, de aliqua re). (The words are found in this connection and order.) investigare et scrutari: indagare et pervestigare: indagare et odorari: percunctari et inrerrogare. To investigate the true grounds of anything, veram rationem alicujus rei exsequi; the truth, quid verum sit, exquirere.