Synonyms for Tarmac (same or very similar meaning)
WordNet sense 1 (a paving material of tar and broken stone; mixed in a factory and shaped during paving):
tarmacadamWordNet sense 2 (a paved surface having compressed layers of broken rocks held together with tar):
macadamWordNet sense 3 (surface with macadam):
macadamize, macadamiseFrom the ODE community, based on WordNetadd/edit