Englishfor English speakers
Er ist verrückt nach ihr.
Er
—
noun
(= erbium)
a trivalent metallic element of the rare earth group; occurs with yttrium
ER
—
noun
(= emergency room)
a room in a hospital or clinic staffed and equipped to provide emergency care to persons requiring immediate medical treatment
ist
noun
—
A practitioner or supporter of an ism