... 726–52 head of, 730–31, 738, 745n1 syntactic relation of governance among elements of, 730–33 themes for next decade regarding, 744–45 variation of, 729–33 Relational grams boundedness of, 730, ... to, 1253–54 metaphors and, 207 of mind, conceptual structures and, 1249–52 of science and linguistics, in twentieth century, 1243–47 Philosophy in the Flesh (Lakoff/Johnson, M.), 1254 Phonemes, ... about, 957 gestures and nature of, 947–48 lexical diffusion of, 952, 953t, 954 perceptually motivated, 955–56 specifying class of, 946–47 theoretical consequences of lexically and phonetically...