hiː ˈɔːlsoʊ dɪskˈʌst mˈeɪdʒɚ kˈɑːnsɛpts ʌv lɪŋɡwˈɪstɪks sˈʌtʃ ɐz ˈɛɹiəl fˈiːtʃɚz bᵻtwˌiːn ˌʌnɹᵻlˈeɪɾᵻd lˈæŋɡwɪdʒᵻz, lˈoʊnwɜːdz ɐmˌʌŋ ɐmˈɛɹɪkən lˈæŋɡwɪdʒᵻz ænd fɹʌm ɐmˈɛɹɪkən lˈæŋɡwɪdʒᵻz ˌɪntʊ jˌʊɹɹəpˈiən lˈæŋɡwɪdʒᵻz, wˈɜːd ˈɔːɹdɚ, lˈæŋɡwɪdʒ dˈɛθ, lˈæŋɡwɪdʒ ˈɔːɹɪdʒˌɪnz, ænd nˈɜːsɚɹi fˈɔːɹmz ʌv tʃˈaɪld lˈæŋɡwɪdʒ ˈaɪ.ˈiː. lˈælwɜːɾɚ dɪskˈʌst baɪ ɹˈoʊmən dʒˈækɑːbsən.
He also discussed major concepts of linguistics such as areal features between unrelated languages, loanwords (among American languages and from American languages into European languages), word order, language death, language origins, and nursery forms of child language (i.e. Lallwörter) discussed by Roman Jakobson.