To enlighten (someone) intellectually.
To cause (the eyes) to see.
To enlighten intellectually.
To cause (something) to glow or shine with light.
To enlighten (someone) spiritually; to induce (someone) to adopt, or believe in the truth of, a religion, religious tenet, etc.
To decorate (a page of a manuscript book) with ornamental designs.
To shine light on (something).
To cause (a person or their face) to show enlightenment, happiness, etc.
To become bright; to light up.
Of a person or their face: to show enlightenment, happiness, etc.
To make intricate; to entangle.
To think long and carefully, in bewilderment.
To perplex, confuse, or mystify; to cause (someone) to be faced with a mystery, without answers or an explanation.
Anything that is difficult to understand or make sense of.
A riddle.
The state of being puzzled; perplexity.
A game for one or more people that is more or less difficult to work out or complete.
A jigsaw puzzle.
A crossword puzzle.