There are several ways to express the idea of "become" or "get" (e.g. become/get nervous) in Spanish. Some reflexive verbs can be used to express this idea. Generally, these verbs have to do with changes of attitudes or behavior. Here are some of the most common verbs used this way:

	alegrarse	to become happy
	animarse	to become encouraged
	asustarse	to become frightened
	atrasarse	to get behind/delayed
	callarse	to become quiet
	cansarse	to get/become tired
	confundirse	to get/become confused
	desesperarse	to get/become disappointed
	emocionarse	to get/become excited/emotional
	enamorarse	to fall in love
	enfadarse	to get/become angry
	enfermarse	to get/become sick
	fastidiarse	to get/become annoyed
	hartarse	to get tired/sick of something
	irritarse	to get/become irritated
	mejorarse	to get better/ to improve
	molestarse	to get/become upset
	nublarse	to get/become cloudy
	ofenderse	to get/become offended
	perderse	to get lost
	secarse	to get/become dry
	sorprenderse	to get/become surprised

Here are some examples of these verbs used in sentences:

	Nos perdemos en los mercados de Tepito.	We got lost in the markets of Tepito.
	Su condición se ha mejorado desde ayer.	His condition has gotten better since yesterday.
	Me harté de hacer la misma cosa todos los días.	I got sick of doing the same thing everyday.

In addition to the use of the reflexive to express a change in one's nature, there are some fixed expressions that are quite common. For example:

	hacerse rico/a	to get/become rich
	ponerse rojo/a	to turn red (can also be used with other colors)
	ponerse furioso/a	to get/become furious
	volverse loco/a	to go crazy