principio
Could not find principioque in Logeion dictionaries.
principioque Verb: present active indicative 1st singular of principio
principioque Noun: neuter dative singular, Noun: neuter ablative singular of principium
princĭpĭo, āre, v. a. [principium],
- to begin to speak, to begin, commence (post-class.): hoc genus principiandi, Aug. Prin. Rhet. p. 328.
See: principiare
prīncĭpĭō, āre, intr., débuter, faire un exorde : Ps. Aug. *Rhet. 20.