巩固

consolidate; strengthen; solidify; fortify; cement; stabilize; reinforce; bolster; underpin; consolidation; solidification; reinforcement; solid; consolidated; stable; secure; well-established

优势

advantage; superiority; edge; upper hand; dominance; lead; strength; ascendancy; supremacy; benefit; positive; goodness; preponderance; dominant position; the upper hand; cutting edge; advantage preponderance; high ground; superior; advantageous; dominant; prevailing