linguistics  noun  noun (generic) 

• main verb

linguistics  noun  noun (generic) 

• formal noun, dummy noun, expletive noun

linguistics  noun  noun (generic) 

• euphonic change wherein some mora ('ku', 'gu', 'hi', 'bi' and 'mi') are pronounced 'u'

linguistics  noun  noun (generic) 

• euphonic change wherein some mora ('ki', 'gi', 'shi' and 'ri') are pronounced 'i'

noun  noun (generic)  linguistics 

• contamination, pollution
• contamination

linguistics  noun  noun (generic) 

• Great Vowel Shift

linguistics  noun  noun (generic) 

• word root (smallest portion of a larger word that holds meaning)

obsolete kanji  linguistics  noun  noun (generic)  noun or participle taking the aux. verb する 

• phonetic change, change in sound, shift in sound, sound change

linguistics  noun  noun (generic) 

• phoneme

linguistics  noun  noun (generic) 

• transformational grammar