The letters in INTERVAL make 287 words of two letters or more. The longest is INTERVAL at 8 letters, and the highest-scoring is INTERVAL at 11 points.
No other single word uses all 8 letters of INTERVAL. INTERVAL has 8 letters: 3 vowels and 5 consonants, worth 11 points before any board bonuses.
8-letter words 1
7-letter words 8
latrine7ratline7ravelin10reliant7retinal7trenail7ventail10ventral10
6-letter words 38
5-letter words 71
aiver8alert5alien5aline5alive8alter5anile5antre5anvil8ariel5artel5avert8elain5elint5entia5ervil8inert5inlet5inter5invar8irate5laten5later5laver8leant5learn5levin8liane5liner5liter5litre5liven8liver8livre8naevi8naive8navel8neral5niter5nitre5nival8ratel5ravel8raven8ravin8relit5renal5retia5riant5rival8riven8rivet8taler5telia5tenia5terai5tiler5tinea5trail5train5trave8trial5trine5valet8velar8venal8viler8vinal8viral8vitae8vital8
4-letter words 92
airn4airt4alit4anil4ante4anti4aril4aver7earl4earn4elan4etna4evil7ilea4lain4lair4lane4lari4late4lati4lave7lean4lear4lent4leva7liar4lien4lier4line4lint4lira4lire4lite4live7nail4nave7near4neat4nevi7nite4rail4rain4rale4rani4rant4rate4rave7real4rein4rent4rial4riel4rile4rite4rive7tael4tail4tain4tale4tali4tare4tarn4teal4tear4tela4tern4tier4tile4tine4tire4tirl4vail7vain7vair7vale7vane7veal7veil7vein7vela7vena7vent7vera7vert7vial7vier7vile7vina7vine7vire7virl7vita7
3-letter words 57
ail3ain3air3ait3ale3alt3ane3ani3ant3are3art3ate3ave6ear3eat3era3ern3ert3eta3ire3lar3lat3lav6lea3lei3let3lev6lie3lin3lit3nae3net3nil3nit3ran3rat3rei3ret3rev6ria3rin3tae3tan3tar3tav6tea3tel3ten3tie3til3tin3van6var6vat6vet6via6vie6
2-letter words 20
ae2ai2al2an2ar2at2el2en2er2et2in2it2la2li2ln2na2ne2re2ta2ti2
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.