(UK, education, historical, countable) Initialism of Certificate of Secondary Education, a former examination in UK schools; a pass achieved in this examination.

(Canada) Communications Security Establishment / Initialism of computer science and engineering. / (linguistics) Initialism of colloquial Singapore English.

plural of CSE

(Canada) Initialism of Communications Security Establishment Canada.

Initialism of commercial sexual exploitation of children.

An immersive method of teaching Esperanto, based on conversations about current events where the learners answer in unison, and eschewing the use of textbooks and the learners' native language.

Abbreviation of child sexual exploitation material (i.e. child pornography).

A surname from Hungarian.