distrustful
— Adjective
– English
~ having or showing distrust; "a man of distrustful nature"; "my experience...in other fields of law has made me distrustful of rules of thumb generally"- B.N.Cardozo; "vigilant and distrustful superintendence"- Thomas Jefferson
distrustfully
— Adverb
– English
~ with distrust; "she looked at him distrustfully"
distrustfulness
— Noun
– English
~ the trait of not trusting others