self-critical

[ self-krit-i-kuh l, self- ]

/ ˌsɛlfˈkrɪt ɪ kəl, ˈsɛlf- /

capable of criticizing oneself objectively.

tending to find fault with one's own actions, motives, etc.

OTHER WORDS FROM self-critical

self-crit·i·cal·ly, adverb

Dror Moreh's “The Gatekeepers” fits into a long line of self-critical Israeli documentaries.

How “The Gatekeepers” Makes The Case For Peace |Steve Erickson |January 30, 2013 |DAILY BEAST
It'd be nice to hear sincere, self-critical reflections from you instead of the usual bombast.

An Idea for Our Conservative Friends |Michael Tomasky |November 7, 2012 |DAILY BEAST
The change was one towards consciousness and deliberate, self-critical effort.

Landmarks in French Literature |G. Lytton Strachey
Also, there is nothing that could possibly be called whimsical, nothing critical or self-critical, about him.

Since Czanne |Clive Bell

John liked him because he was not introspective or self-critical and quite free from self-consciousness.

The Growth of a Soul |August Strindberg
There is no evidence, however, that Americans as individuals are wanting in the self-critical spirit.

An Introduction to the History of Science |Walter Libby

self-critical

critical of oneself his self-critical attitude