How are new words created?

This is episode 4 in the new introduction to English Linguistics. This episode deals with different word formation processes. 0:00 - Intro: How new words are formed 1:53 - Three ways new words enter a language 3:12 - Overview of major and minor word formation processes 4:03 - Compounding: combining existing words 6:24 - Compound stress and distinguishing compounds from phrases 7:49 - Types of compounds: endocentric, exocentric, and copulative 9:50 - Affixation: creating words with derivational affixes 10:41 - Spelling changes during affixation 11:31 - Common English derivational prefixes and suffixes 12:31 - Multiple affixation and hierarchical word structure 15:13 - Analyzing complex affixed words 16:09 - Allomorphy: why the same prefix has different forms 20:56 - Allomorphy in English plurals and past tense endings 23:29 - Stress shift caused by certain affixes 24:21 - Minor process: Conversion (changing word class) 27:57 - Clipping: shortening existing words 29:22 - Back-formation: creating new base words 31:04 - Acronyms and initialisms 31:56 - Blending: combining parts of two words 33:15 - Syllable structure and the rules behind blends 36:46 - Recap and preview of morphological productivity