INEPTITUDE
n.Unfitness; inaptitude; unsuitableness; as an ineptitude to motion.
In *ept "i *tude, n. Etym: [L. ineptitudo.]
ineptitude
in ept i tude /ɪnéptɪt j ùːd /名詞 U 能力 [技量 ]不足 ; 不適当, 場違い ; C 不適当 [場違い ]な言動 .