Main entry: ingenuous, artless
Definition: characterized by an inability to mask your feelings; not devious
Usage: an ingenuous admission of responsibility
Antonyms: artful, disingenuous
Definition: not straightforward or candid; giving a false appearance of frankness
Definition: move so that an opening or passage is obstructed; make shut
Definition: become closed
Antonyms: close
Definition: cause a window or an application to disappear on a computer desktop
Antonyms: close
Definition: finish or terminate (meetings, speeches, etc.)
Antonyms: close, close down, close up, shut down, fold
Definition: cease to operate or cause to cease operating
Antonyms: unopen, shut, closed
Definition: not open
Antonyms: closed
Definition: not open or affording passage or access
Definition: used especially of mouth or eyes
Antonyms: closed
Definition: (set theory) of an interval that contains both its endpoints
Main entry: ingenuous, innocent
Definition: lacking in sophistication or worldliness
Usage: a child's innocent stare; his ingenuous explanation that he would not have burned the church if he had not thought the bishop was in it
Antonyms: sophisticated
Definition: having or appealing to those having worldly knowledge and refinement and savoir-faire