The Theo Project

The Theo Project

Open Source Thesaurus Database




28033 Upd

act for, advocate, agent, alter ego, alternate, alternative, amicus curiae, analogy, answer for, appear for, attorney, back up, backup, backup man, bit player, champion, change, changeling, change places with, commission, comparison, copy, counterfeit, crowd out, cut out, deputize, deputy, displace, double, double for, dummy, equal, equivalent, ersatz, exchange, executive officer, exponent, extra, fake, figurant, figurante, figurehead, fill-in, fill in for, front for, ghost, ghostwrite, ghostwriter, imitation, lieutenant, locum, locum tenens, makeshift, metaphor, metonymy, mute, next best thing, paranymph, personnel, phony, pinch-hit, pinch-hit for, pinch hitter, pleader, procurator, proxy, relief, relieve, replace, replacement, represent, representative, reserve, reserves, ringer, second, secondary, second in command, second string, sign, spares, speak for, spear-carrier, spell, spell off, stand-in, standby, stand in for, sub, subrogate, substituent, substitute, substitute for, substitution, succedaneum, succeed, supe, super, supernumerary, supersede, superseder, supplant, supplanter, support, supporting actor, supporting cast, surrogate, swap places with, symbol, synecdoche, third string, token, understudy for, utility man, utility player, vicar, vicar general, vice, vice-president, vice-regent, vicegerent, walk-on, walking gentleman,

Random Words

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Copies of the Ebook and Paperback Theo 1
(Regular edition over 8,000 words )
Theo 1

TheO 1

Copies of the Ebook Theo 2

TheO 2

Theo 2 is a massive collection words
Over 31,000 reference words
Over 5,000 Antonyms
Over 500,000 words in all


WE have now introduced TheO 2.... over 31,000 reference words and over 5,000 anthonyms. It will be available as an e book only

Current Project Objectives

Replace all references to a word that are currently referenced as See [some other word]

800 to do

Add New Words

Current stats
31,0000 Reference words
over 500,000 Total words
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