Lewis & Short

in-convĕnĭens, entis, adj.

  1. I. Lit., not accordant, unsuitable, dissimilar (class., but not used by Cic. or Cæs.): facta, Cass. ad Cic. Fam. 12, 13, 1: inconvenientia jungere, Sen. Vit. Beat. 12: corpus, Phaedr. 3, 13, 6.
  2. II. Trop., unbefitting (post-class.); with dat., App. de Mundo, p. 70, 7; Ambros. in Psa. 118, Serm. 13, § 11.
    Hence, adv.: inconvĕnĭenter, unsuitably (eccl. Lat.), Aug. de Gen. ad Litt. 11, 15; id. de Trin. 2, 9.
    Sup., Boëth. ap. Aristot. Libr. de Interp. p. 264.