unskilled - untrained, unqualified, inexpert⏎
temporary - short-term, non-permanent, makeshift⏎
sound - reliable, sensible when making decisions, undamaged, good and thorough, in good condition⏎
scrap - cancel, annul, piece, stop using⏎
stipulate - state clearly, demand, specify⏎
voluntary - uncharged (fee), offered, done willingly⏎
uneconomic - wasteful, unprofitable⏎
wastage - shrinkage, loss⏎
top flight - best, most successful, highest⏎