The word 
is not a valid scrabble word
3 short excerpts of WikWik.org (WikWik is an online database of words defined in the English, French, Spanish, Italian, and other Wiktionnaries.)
- ost n. Alternative form of oast.
- OST n. Initialism of original soundtrack.
- OST prop.n. (Law, space science) Initialism of Outer Space Treaty: a treaty that represents the basic legal framework…
18 valid words from 3 definitions
ALTERNATIVE BASIC FORM FRAMEWORK INITIALISM LAW LEGAL OAST OF ORIGINAL OUTER REPRESENTS SCIENCE SOUNDTRACK SPACE THAT THE TREATY
2 words-in-word (Words found as is inside the word.)
One word-in-word RTL (Word found written from right to left, inside the word.)
One anagram (New word found by changing the order of the letters.)
10 cousins (New words found by changing only one letter.)
EST OAT OFT OOT OPT ORT OSE OUT OWT PST
2 lipograms (New words found when removing only one letter.)
3 epenthesis (New words found when adding only one letter.)
181 suffixes (New words found by adding one or more letters at the end of the word.)
OSTIA OSTEAL OSTENT OSTIAL OSTIUM OSTLER OSTOMY OSTENTS OSTEOID OSTEOMA OSTIARY OSTIATE OSTIOLE OSTLERS OSTMARK OSTOSES OSTOSIS OSTRACA OSTRAKA OSTRICH OSTEITIC OSTEITIS OSTENTED OSTEOGEN OSTEOIDS OSTEOMAS OSTEOSES OSTEOSIS OSTINATI OSTINATO OSTIOLAR OSTIOLES OSTMARKS OSTOMATE OSTOMIES OSTRACOD OSTRACON OSTRAKON OSTREGER OSTENSIVE OSTENSORY OSTENTING OSTEOCYTE OSTEODERM OSTEOGENS OSTEOGENY OSTEOLOGY OSTEOMATA OSTEOPATH OSTEOTOME + 131 words
1580 times in the middle (New words found by adding letters in front and at the end of the word.)
COSTA COSTE COSTS HOSTA HOSTS MOSTE MOSTS POSTS ROSTI ROSTS BOOSTS BOSTON COSTAE COSTAL COSTAR COSTED COSTER COSTES COSTLY COSTUS FOSTER FROSTS FROSTY GHOSTS GHOSTY GLOSTS GOSTER HOSTAS HOSTED HOSTEL HOSTIE HOSTLY HOSTRY JOSTLE MOSTLY NOSTOC NOSTOI NOSTOS NOSTRO POSTAL POSTED POSTER POSTIE POSTIL POSTIN POSTOP ROOSTS ROSTED ROSTER ROSTIS + 1530 words
122 prefixes (New words found by adding one or more letters in front of the word.)
COST DOST HOST LOST MOST POST ROST TOST WOST BOOST COOST CROST FROST GHOST GLOST PROST ROOST YTOST ACCOST ALMOST COHOST EMBOST IMPOST INMOST MYSOST ONCOST REPOST RIPOST UNLOST UPMOST UTMOST VOLOST AFTMOST AIRPOST ALECOST BEDPOST COMPOST DEFROST DISPOST ENDMOST FARMOST GJETOST HARMOST MIDMOST OUTMOST OUTPOST PERIOST PROVOST SEPIOST TELEOST + 72 words
62 anagrams plus one (New words formed with all the letters from the word plus a letter.)
+A OAST OATS STOA TAOS TOSA
+B BOTS STOB
+C COST COTS SCOT TOCS
+D DOST DOTS TODS
+E TOES TOSE
+F SOFT
+G TOGS
+H HOST HOTS SHOT SOTH TOSH
+J JOTS
+L LOST LOTS SLOT
+M MOST MOTS TOMS
+N ONST SNOT TONS
+O OOTS SOOT
+P OPTS POST POTS SPOT STOP TOPS
+R ORTS ROST ROTS SORT TORS
+S SOTS TOSS
+T STOT TOST TOTS
+U OUST OUTS SOUT
+W OWTS STOW SWOT TOWS TWOS WOST WOTS
+Y TOYS
4 anagrams minus one (New words formed with all the letters from the word minus a letter.)
Scrabble scoring
- Zero, invalid.
- 3 points, without game rules.
Other languages
Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
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Recommended websites
- Visit WikWik.org - the word
is in the WikWik, see all the details (21 definitions). - www.BestWordList.com to create personalized word lists.
- www.BestWordClub.com to play duplicate online scrabble.
- Ortograf.ws to look for words.
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