What It Scores
RIPOSTS is a valid word in the tournament list this site uses. Tile values only, before any premium square: 9 in Scrabble and 10 in Words With Friends. The letters break down as R1 I1 P3 O1 S1 T1 S1.
At seven letters this plays a whole rack, which is a bingo and worth 59 in Scrabble once the 50 point bonus lands.
Words Made From The Letters In RIPOSTS
137 shorter words come out of these tiles. On a board that matters more than the long play, because a short word on a premium square often beats a long one on plain squares.
6 letter words (15)
5 letter words (31)
PISOSPORTSPOSITPOSTSPRISSPROSSPROSTRIOTSRISPSROISTROSITROSTIROSTSROTISSORTSSPIRTSPITSSPORTSPOTSSPRITSTIRPSTIRSSTOPSSTRIPSTROPTIROSTOPISTORSITRIOSTRIPSTROIS
4 letter words (45)
ISOSOPTSORTSPIRSPISOPITSPOISPORTPOSSPOSTPOTSPROSPSISPSSTRIOTRIPSRIPTRISPRITSROSTROTIROTSSIPSSIRSSISTSITSSOPSSORISORTSOTSSPITSPOTSRISSTIRSTOPTIPSTIROTOPITOPSTORITORSTOSSTRIOTRIPTROP
3 letter words (32)
2 letter words (14)
Next: the Word Unscrambler for any letters at all. Full entry and definition at Merriam-Webster.