(informal) A male child prodigy.

(idiomatic) An event or fact whose cause or rationale is not difficult to discern; an unsurprising occurrence.

(informal) Used to qualify a question or action, explaining it as motivated by curiosity.

(archaic, intransitive) To perform miracles or magic. / (idiomatic) (transitive with for or on) To be highly successful as a solution.

plural of bird of wonder

The phoenix.

A person who does not have any arms, and appears as a circus sideshow

Something remarkable in the world.

plural of wonder-beast

(Britain, derogatory) An ineffectual upper-class man, typically dim-witted and of a weak or indecisive character, frequently one who gained his position through nepotism or social connections.