Unscrambling SEARCHING gives 502 words. SEARCHING is the longest, and SEARCHING scores the most at 15 points.
No other single word uses all 9 letters of SEARCHING. SEARCHING has 9 letters: 3 vowels and 6 consonants, worth 15 points before any board bonuses.
9-letter words 1
8-letter words 12
archines13archings14chagrins14changers14crashing14creasing11grinches14hearings12hearsing12inarches13reaching14shearing12
7-letter words 42
anergic10archine12arching13arcsine9cahiers12carnies9cashier12cashing13ceasing10chagrin13chaines12changer13changes13charges13charing13chasing13cringes10earings8erasing8gainers8garnish11hangers11hearing11hegaris11hegiras11hernias10hingers11incages10nearish10racings10ranches12reagins8regains8reginas8rehangs11richens12sacring10scaring10scraigh13searing8seringa8sharing11
6-letter words 96
achier11aching12angers7arches11arcing9arisen6arshin9arsine6arsing7ashier9ashing10cagers9cagier9cahier11cairns8caners8caries8caring9carnie8casein8casern8casing9cerias8cering9chaine11chains11chairs11chaise11change12changs12chares11charge12chaser11chinas11chines11cigars9cranes8cringe9earing7easing7eching12encash11enrich11ericas8eschar11gainer7garish10gasher10geisha10gerahs10graces9grains7grinch12haeing10hances11hanger10haring10hegari10hegira10hernia9hinger10hinges10inarch11incage9incase8inches11naches11nacres8neighs10niches11nigher10rachis11racing9rances8ranges7rasing7reagin7regain7regina7rehang10reigns7renigs7resign7richen11riches11sagier7sanger7sarnie6search11sering7shairn9shiner9shrine9sigher10signer7singer7
5-letter words 123
aches10acing8acnes7acres7aegis6agers6airns5anger6anise5areic7arise5ashen8cager8cages8cains7cairn7caner7canes7cares7carns7carse7ceria7cesar7chain10chair10chang11chare10chars10chase10chias10china10chine10ching11chins10cigar8cines7cires7crags8crane7crash10cries7crine7earns5erica7escar7gains6garni6geans6gears6genic8gerah9girns6girsh9gnars6gnash9grace8grain6grans6grins6hairs8hance10hangs9hanse8hares8hears8heirs8herns8hinge9hires8nacre7narcs7nares5naric7naris5nears5neigh9nicer7niche10nighs9races7rages6ragis6rains5raise5rance7ranch10range6ranis5reach10regna6reign6reins5renig6resin5rheas8rices7rings6rinse5risen5sager6saice7saner5sangh9sarge6sarin5scare7scena7scrag8segni6sengi6serac7serai5serin5share8sharn8shear8shier8shine8shire8since7singe6siren5snare5
4-letter words 128
aces6ache9acne6acre6ager5ages5agin5ains4airn4airs4anes4anis4arch9arcs6ares4asci6cage7cain6cane6cans6care6carn6cars6case6cash9char9chia9chin9chis9cine6cire6crag7cris6each9earn4ears4egis5engs5eras4ergs5erns4ersh7gaen5gaes5gain5gane5gars5gash8gean5gear5gens5ghis8gien5gies5gins5girn5gnar5gran5grin5haen7haes7hags8hair7hang8hare7hear7heir7hens7hern7hers7hies7hins7hire7hisn7ices6ichs9inch9ires4nags5narc6near4nice6nigh8race6rage5ragi5rags5rain4rang5rani4rase4rash7recs6regs5rein4reis4resh7rhea7rias4rice6rich9rigs5ring5rins4rise4sage5sain4sane4sang5sari4scag7scan6scar6sear4sech9sera4shea7sher7shin7shri7sice6sigh8sign5sine4sing5sinh7sire4snag5
3-letter words 76
ace5age4ain3air3ais3ane3ani3arc5are3ars3ash6can5car5cha8chi8cig6cis5ear3eng4ens3era3erg4ern3ers3gae4gan4gar4gas4gen4ghi7gie4gin4gre4hae6hag7has6hen6her6hes6hic8hie6hin6his6ice5ich8ins3ire3nae3nag4nah6rag4rah6ran3ras3rec5reg4rei3res3ria3rig4rin3sac5sae3sag4sea3sec5seg4sei3sen3ser3sha6she6sic5sin3sir3sri3
2-letter words 24
ae2ag3ah5ai2an2ar2as2cs4eh5en2er2es2gs3ha5he5hi5in2is2na2ne2re2rs2sh5si2
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.