town — de Vaan
town 'steam'. In a preform *dhuHmo- we would expect Dybo's shortening (of pretonic shortening of long vowels in front of resonants in Proto-Italo-Celto-Germanic) to have taken place. The long vowel οι fiimus is explained by Schrijver 1991 from (possible) analogy with the (*)« infixUgoand suffio. The reconstruction of root-final *-h2 is based on Hit. antuwahhas 'human* and tuhhae- 'to cough'. BibL: WH I: 56if., EM … — [de Vaan, s.v. town, p. 263]