What is the Latin word for undisciplined?

The usual Latin words for “undisciplined” are inexercitātus, rudis, tīrō; also arma. The right choice depends on the sense; see the distinctions below.

English → Latin

“undisciplined” in Latin

inexercitātusuntrained, unskilled, lacking experience rudisrough, raw, uncultivated; unrefined, unskilled, awkward; rude tīrōrecruit; apprentice (one that is young in age); beginner, novice, tyro, neophyte, freshman, greenhorn armaarms, weapons of war, weaponry, instruments (implements of warfare); military action, war (arms as instruments of policy

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

undisciplined

inexercitatus (unexercised): rudis (raw). (The words are found in this connection and order.) rudis et inexercitatus (e.g., miles, Cic.): tiro, or tiro miles (lately-enlisted recruit; opposed to veteranus; also, IMPROP., in aliqua re tiro ac rudis): *armis or disciplina militari nondum assuefactus (armis me assuefacere, Cic.; disciplina assuefactus, Caes.).

Quick answer

What is the Latin word for undisciplined?: The usual Latin words for “undisciplined” are inexercitātus, rudis, tīrō; also arma. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.