guessed — to arrive at or commit oneself to an opinion about (something) without having sufficient evidence to support the opinion fully: to guess a person's weight.
questioned — a sentence in an interrogative form, addressed to someone in order to get information in reply.
wondered — to think or speculate curiously: to wonder about the origin of the solar system.
coded — Coded messages have words or symbols which represent other words, so that the message is secret unless you know the system behind the code.
