-logue (
also -log American English) /lɒɡ $ lɒːɡ, lɑːɡ/
 suffix [in nouns][
Language: Old French; 
Origin: Latin -logus, from Greek -logos, from legein 'to speak']
 something that is written or spoken: 
 a monologue  (=a speech by one person)  [TahlilGaran] Dictionary of Contemporary English ▲