Here's what rhymes with postvital.
vital title recital surtitle entitle Words that almost rhyme with postvital
sible sidewall sidle tribal disciple libel tidal bridle bible bridal suicidal scribal herbicidal homicidal genocidal germicidal fungicidal spermicidal parricidal archetypal intertidal fratricidal matricidal bactericidal insecticidal final cycle viral vinyl vial viol trial arrival survival rival spinal rifle spiral dial frightful mitral trifle primal rightful stifle biol spiteful rial lisle snivel delightful denial revival atrial skilful vaginal recycle incisal direful guileful mindful archival motorcycle reprisal antiviral polyvinyl pretrial mistrial retrial redial semifinal parenchymal unskilful kilocycle unicycle cerebrospinal mesenchymal unmindful