complacent
/kəmˈpleɪsənt/ adjective C1- Uncritically satisfied with oneself or one's achievements; smug. · He grew complacent as the years rolled on and the money rolled in.
- Unduly unworried or apathetic with regard to a need or problem.
From the library
Anne nodded, trying hard not to look virtuously complacent and failing miserably.
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