Here's what rhymes with detectival.
Words that almost rhyme with detectival
technical testicle identical electrical lexical poetical dialectical helical heretical metrical vesicle indelible vesical theoretical spherical hysterical exegetical imperceptible unethical obstetrical parenthetical nontechnical angelical pyrotechnical hermetical geometrical symmetrical alphabetical antithetical arithmetical biomedical academical diametrical nonidentical extendible nonelectrical evangelical asymmetrical nonsensical petrochemical infinitesimal ecumenical unsymmetrical hemispherical incomprehensible electrochemical trigonometrical