The polyglottic Mr Noah has a particular interest in one. His Xhosa-speaking mother raised him using English, a fine language, but one that is exceedingly difficult to get a click out of.

Port Elizabeth has recently been renamed Gqeberha, a word in Xhosa (South Africa’s most widely spoken indigenous language, along with Zulu) that begins with a click.

Missionaries and African translators working on local versions of the Bible divided South Africa’s ethnic groups by language.