a. Apt to suspect or mistrust; full of suspicion; suspicious; as, to be suspectful of the motives of others. Milton. -- Sus*pect"ful*ness, n. [1913 Webster]
(adv) in a respectful manner, Ant. disrespectfully, Example:might I respectfully suggest to the Town Council that they should adopt a policy of masterly inactivity?
[はい, hai] (n) (1) bowing one's head (in respect or worship); worship; (n-suf) (2) (hon) (after one's own name at the end of a letter) respectfully yours#15410