HAS

has strong form BrE AmE hæz , weak forms həz, əz, z, s —Of the weak forms, əz is not used clause-initially, and s, z are used in that position only in very fast speech; in other environments həz, əz are more formal than the contracted forms s, z . The most usual weak forms are əz after a word ending in s, z, ʃ, ʒ, tʃ, dʒ ; s after one ending in p, t, k, f, θ ; and z otherwise. The latter two are sometimes shown in writing as the contraction 's . See note at have concerning the choice between strong and weak form.