There are 49 words hidden in the letters of THROUGH, from 7 two-letter words up to THROUGH (7 letters). For points, THROUGH is best at 14.
No other single word uses all 7 letters of THROUGH. THROUGH has 7 letters: 2 vowels and 5 consonants, worth 14 points before any board bonuses.
7-letter words 1
6-letter words 2
though13trough10
5-letter words 6
grout6hough12ought9rough9routh8tough9
4-letter words 13
goth8gout5grot5hour7hurt7rout4ruth7thou7thro7thru7thug8tour4trug5
3-letter words 20
gor4got4gut4hog7hot6hug7huh9hut6ort3our3out3rho6rot3rug4rut3tho6tog4tor3tug4ugh7
2-letter words 7
go3ho5oh5or2to2uh5ut2
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.