substitute

I

(Roget's IV) n.

Syn. deputy, double, ghost writer, dummy, relief, fill-in, stand-in, understudy, proxy, alternate, surrogate, backup, replacement, ringer*, ghost*, sub*, pinch-hitter*; see also agent 1 , assistant , delegate .

v.

1. [To exchange]

Syn. interchange, change, replace; see exchange 1 .

2. [To take the place of]

Syn. act for, do the work of, replace, supplant, displace, supercede, take another's place, double for, answer for, make way for, count for, serve in one's stead, pass for, go for, go as, step up, fill another's position, take over another's duties, fill in for, pinch-hit for*, take the rap for*, sub for*, spell*, go to bat for*, ring in*, front for*, fill someone's shoes*.

II

(Roget's 3 Superthesaurus)

I

n.

alternate, *fill-in, sub, backup, replacement, stand-in, understudy, *temp, double, *pinch hitter, *second-stringer, *bench warmer, surrogate, proxy.

II

v.

alternate, fill in for, sub, replace, switch, stand in, *temp, double, *pinch-hit, *come off the bench, spell, supplant, surrogate.

III

a.

alternate, alternative, backup, temporary, reserve, acting, stopgap.

ANT.: primary

III

(Roget's Thesaurus II) I noun One that takes the place of another: alternate, replacement, stand-in, surrogate. Informal: fill-in, pinch hitter, sub. See SUBSTITUTE. II verb 1. To give up in return for something else: change, commute, exchange, interchange, shift, switch, trade. Informal: swap. See CHANGE, SUBSTITUTE. 2. To act as a substitute: fill in, stand in, supply. Informal: pinch-hit, sub. See SUBSTITUTE.