There are 519 words hidden in the letters of OPERATING, from 27 two-letter words up to OPERATING (9 letters). For points, OPERATING is best at 12.
No other single word uses all 9 letters of OPERATING. OPERATING has 9 letters: 4 vowels and 5 consonants, worth 12 points before any board bonuses.
9-letter words 1
8-letter words 3
atropine10retaping11tapering11
7-letter words 27
atropin9genitor8granite8gratine8ingrate8negator8operant9orating8painter9parting10perigon10pertain9pignora10pirogen10pointer9portage10porting10prating10pronate9protean9protein9reaping10repaint9tangier8tearing8trepang10tropine9
6-letter words 78
aigret7argent7aroint6arpent8atoner6earing7eating7engirt7enrapt8entrap8epigon9eringo7gainer7gaiter7garnet7garote7gitano7goiter7goitre7gratin7ignore7ingate7norite6oaring7onager7onagri7opiate8opting9orange7orgeat7orient6origan7ornate6orpine8panier8pantie8parent8parget9paring9parton8patine8patron8pigeon9pineta8pinger9pirate8pointe8poring9potage9protea8protei8pterin8ragtop9rapine8raping9ratine6rating7ration6reagin7regain7regina7region7retain6retina6roping9taping9taring7tarpon8teopan8toeing7toerag7tonger7tonier6toping9trepan8triage7trigon7tropin8
5-letter words 126
agent6agone6anger6antre5aping8aport7apron7apter7argon6argot6arpen7atone5atrip7entia5ergot6gaper8garni6gater6gator6genip8genoa6genro6giant6gipon8giron6goner6gonia6grain6grant6grape8grate6great6griot6gripe8gript8groan6groat6groin6grope8inapt7inept7inert5ingot6inter5intro5irate5irone5negro6netop7niter5nitre5nitro5noria5noter5oaten5oater5opera7opine7oping8orang6orate5organ6orpin7paeon7pager8paint7panto7pareo7parge8pargo8paten7pater7patin7patio7peart7pengo8piano7pieta7pingo8pinot7pinta7pinto7pirog8piton7point7prang8prate7print7prion7prone7prong8range6ratio5regna6reign6renig6repin7repot7retag6retia5riant5ripen7tango6taper7tapir7targe6tenia5tenor5terai5terga6tiger6tigon6tinea5tinge6togae6toner5tonga6toper7tragi6train5trigo6trine5tripe7trona5trone5trope7
4-letter words 152
aeon4aero4ager5agin5agio5agon5airn4airt4ante4anti4aper6atop6earn4ergo5etna4gaen5gain5gait5gane5gape7gate5gean5gear5gent5geta5gien5girn5giro5girt5gite5gnar5gnat5goat5goer5gone5gore5gorp7gran5grat5grin5grip7grit5grot5inro4into4iota4iron4naoi4nape6neap6near4neat4nipa6nite4noir4nope6nori4nota4note4ogre5open6page7pain6pair6pane6pang7pant6pare6part6pate6peag7pean6pear6peat6pein6peng7pent6peon6peri6pert6pian6pier6piet6pina6pine6ping7pint6pion6pirn6pita6poet6pone6pong7pore6port6prao6prat6prig7proa6prog7rage5ragi5rain4rang5rani4rant4rapt6rate4rato4reap6rein4rent4repo6ring5riot4ripe6rite4roan4rope6rota4rote4roti4tain4tang5tape6tare4tarn4taro4tarp6tear4tepa6tern4tier4tine4ting5tire4tiro4toea4toga5tone4tong5tope6topi6tora4tore4tori4torn4trap6trig5trio4trip6trop6
3-letter words 105
age4ago4ain3air3ait3ane3ani3ant3ape5apt5are3art3ate3ear3eat3ego4eng4eon3era3erg4ern3ert3eta3gae4gan4gap6gar4gat4gen4get4gie4gin4gip6git4goa4gor4got4gre4ion3ire3nae3nag4nap5net3nip5nit3nog4nor3not3oar3oat3one3ope5opt5ora3ore3ort3pan5par5pat5pea5peg6pen5per5pet5pia5pie5pig6pin5pit5poe5poi5pot5pro5rag4ran3rap5rat3reg4rei3rep5ret3ria3rig4rin3rip5roe3rot3tae3tag4tan3tao3tap5tar3tea3teg4ten3tie3tin3tip5toe3tog4ton3top5tor3
2-letter words 27
ae2ag3ai2an2ar2at2en2er2et2go3in2it2na2ne2no2oe2oi2on2op4or2pa4pe4pi4re2ta2ti2to2
Words are from our open word list and include some game-only words. Rude words are left out of this page; the unscrambler shows every valid word, lets you add blank tiles and filter by length.