Inattention :: Inattention (n.) Want of attention, or failure to pay attention; disregard; heedlessness; neglect..
Inattentive :: Inattentive (a.) Not attentive; not fixing the mind on an object; heedless; careless; negligent; regardless; as, an inattentive spectator or hearer; an inattentive habit..
Natter :: Natter (v. i.) To find fault; to be peevish.
Natterjack :: Natterjack (n.) A European toad (Bufo calamita), having a yellow line along its back..