extra

adj

1. additional, accessory, auxiliary, ancillary, supplemental, supplementary, adventitious; secondary, subsidiary, collateral, nonessential, incidental; more, new, fresh, plus, further, farther, other; odd, spare, reserve, surplus, leftover, unused.

n

2. addition, accessory, appendage, appurtenance; coda, supplement, addendum, appendix; bonus, premium, dividend, tip, gratuity, lagniappe.

3. surcharge, markup, added cost, unexpected cost or expense.

4. tabloid, special, special edition.

5. supernumerary, Inf. super, walk-on, walking gentleman or lady, Inf. spear-carrier.

adv

6. additionally, in addition, also, as well, besides, too, to boot, into the bargain; beyond, plus, on top of, over and above.

7. unusually, uncommonly, incredibly, unexpectedly, uncustomarily; exceptionally, markedly, notably, remarkably, strikingly