diffident

As adjectives the difference between diffident and outgoing

is that diffident is (archaic): lacking confidence in others; distrustful while outgoing is comfortable in social settings and interactions; confident in dealing with people especially in meeting new people; gregarious.

As a noun outgoing is

the act of leaving or going out; exit, departure.

As a verb outgoing is

.

As adjectives the difference between stolid and diffident

is that stolid is having or revealing little emotion or sensibility while diffident is (archaic): lacking confidence in others; distrustful.

As an adjective diffident

is (archaic): lacking confidence in others; distrustful.

As a noun deference is

deference.

As adjectives the difference between defiant and diffident

is that defiant is mistrustful while diffident is (archaic): lacking confidence in others; distrustful.

As a verb defiant

is .

As adjectives the difference between despondent and diffident

is that despondent is in low spirits from loss of hope or courage while diffident is (archaic): lacking confidence in others; distrustful.

As adjectives the difference between cursory and diffident

is that cursory is hasty; superficial; careless while diffident is (archaic): lacking confidence in others; distrustful.

Unobtrusive is a related term of diffident.

As adjectives the difference between unobtrusive and diffident

is that unobtrusive is not noticeable or blatant; inconspicuous while diffident is (archaic): lacking confidence in others; distrustful.

Diffident is a related term of becoming.

As adjectives the difference between diffident and becoming

is that diffident is (archaic): lacking confidence in others; distrustful while becoming is pleasingly suitable; fit; congruous.

As a verb becoming is

.

As a noun becoming is

(chiefly|philosophy) the act or process in which something becomes.

Diffident is a synonym of doubtful.

As adjectives the difference between diffident and doubtful

is that diffident is (archaic): lacking confidence in others; distrustful while doubtful is subject to, or causing doubt.

As adjectives the difference between enervate and diffident

is that enervate is made feeble; weakened while diffident is (archaic): lacking confidence in others; distrustful.

As a verb enervate

is (lb) to reduce strength or energy; debilitate.