The ability to picture an image mentally through imagination.

(idiomatic) The mental faculty or inner sense with which one produces or reproduces imagined or recalled sounds solely within the mind; the supposed organ within the mind which experiences such sounds.

Having unimpaired mental capability.

Absent in mind; often preoccupied; forgetful or careless due to distraction; easily distracted.

(transitive, idiomatic) To remember; to consider; to note.

To remember; to be mindful of or pay attention to.

Focused alertness, quick-thinking resourcefulness, stability of thought and feeling, or good sense, especially in spite of circumstances which are distracting, stressful, or otherwise challenging.

Sane; clear-thinking. / Decent; morally upright.

(transitive, idiomatic) To consider, to contemplate, to intend.

plural of open mind