Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
Tūtānus, i, m. [1. tutor], the name of a Roman guardian deity, who is fabled to have put Hannibal to flight, Varr. ap. Non. 47 fin.; cf. Becker, Antiq. 4, p. 14; and v. Tutelina.
Plur.: Titanas vobis Tutanos dicitis esse, Commod. 20, 1.