In linguistics, grammar is the set of structural rules governing the composition of clauses, phrases, and words in any given natural language. The term refers also to the study of such rules, and this field includes morphology, syntax, and phonology, often complemented by phonetics, semantics, and pragmatics.
American Wire Gauge (AWG) is a U.S. standard set of non-ferrous wire conductor sizes. The gauge means the diameter.
Woggy is the adjective formed from wog, an offensive term for non-white people which is commonly believed to be derived from golliwog. In Australian slang, wog means a foreigner or immigrant, especially one from southern Europe, which accords with dago, a Spanish, Portuguese, or Italian-speaking person. ODO on wog, golliwog and dago.