1. Just sufficient
2. Not taken up by scheduled activities; SYN. free.
3. Thin and fit; SYN. trim.
bare · excess · extra · free · lean · meager · meagerly · meagre · plain · redundant · scanty · scrimpy · stingy · supererogatory · superfluous · supernumerary · surplus · thin · trim · unadorned · undecorated · unembellished · unnecessary · unneeded · unoccupied · unornamented