ro*bus"tious*ly
Webster's Dictionary (GCIDE)
Robustious \Ro*bus"tious\, a. [Cf. L. robusteus of oak.] Robust. [Obs. or Humorous] --W. Irving. [1913 Webster]
In Scotland they had handled the bishops in a more robustious manner. --Milton. [1913 Webster] -- Ro*bus"tious*ly, adv. -- Ro*bus"tious*ness, n. [1913 Webster]