expensive 28 synonyms and 14 antonyms for expensive, ranked by how commonly they're used. Adj — Costing a lot of money. Synonyms for expensive 5-star big-ticket chargeful cheap at half the price costful costly cost-prohibitive fancy dear dearthful dispendious ex expenny exy high-cost lickpenny million-dollar high-priced princely out of sight overdear pricey ruinous spendy spenno spenny splurgy steep Antonyms for expensive affordable attainable bargain budget cheap discount economical econo- inexpensive jitney low-end low-priced nickel value ← Back to the full definition of expensive