Synonyms for Spick-and-span (same or very similar meaning)
WordNet sense 1 (conspicuously new):
brand-new, brand-new, spic-and-span, bran-newWordNet sense 2 (not of long duration; having just (or relatively recently) come into being or been made or acquired or discovered):
newWordNet sense 3 (completely neat and clean):
immaculate, spotless, speckless, spickWordNet sense 4 (free from dirt or impurities; or having clean habits):
cleanFrom the ODE community, based on WordNetadd/edit