Two or more words that often go together naturally in a language (e.g., 'make a decision', 'heavy rain').
Communicative Language Teaching (CLT):
An approach that emphasizes using language for meaningful communication. The focus is on fluency and interaction, rather than just grammatical accuracy.
Content and Language Integrated Learning (CLIL):
A dual-focused approach where a subject (like history or science) is taught through the medium of a foreign language.