The following list of changes introduced in the Official Tournament and Club Word List (2nd edition) will be updated with longer words as soon as definitions are available.
| New Two-Letter Main Words | |
|---|---|
| FE FES | n a Hebrew letter | 
| KI KIS | n the vital force in Chinese thought | 
| OI | interj oy | 
| QI QIS | n the vital force that in Chinese thought is inherent in all things | 
| ZA ZAS | n a pizza | 
| Redefined Two-Letter Main Words | |
| AG AGS | n agriculture | 
| AH AHS AHED AHING | v aah | 
| ED EDS | n education | 
| EX EXES EXED EXING | v to cross out | 
| GO GOS | n a Japanese board game | 
| HO HOS HOES | n a whore (an offensive term) | 
| Deleted Three-Letter Main Words | |
| EMF EMFS | n a difference in electric potential | 
| New Three-Letter Main Words | |
| AHI AHIS | n a marine food fish | 
| APO APOS | n a type of protein | 
| APP APPS | n a computer program for a major task | 
| BES BESES | n beth | 
| CIG CIGS | n a cigarette | 
| CRU CRUS | n a grade or class of wine | 
| DAN DANS | n a level or skill in martial arts | 
| DEF DEFFER DEFFEST | n excellent | 
| DIF DIFS | n diff | 
| DUH | interj used to indicate that something just stated is too obvious | 
| EEK | interj used to express sudden fright | 
| FAB FABBER FABBEST | n fabulous | 
| FAB FABS | n something created or constructed | 
| IGG IGGS IGGED IGGING | v to ignore | 
| KYE KYES | n a private Korean-American banking club | 
| LES LESES | n a lez (an offensive term) | 
| MEG MEGS | n a megabyte | 
| MIC MICS | n a microphone | 
| MYC MYCS | n a gene that transforms a normal cell into a cancerous cell | 
| NEG NEGS | n a photographic negative | 
| OBA OBAS | n a hereditary chief in Benin and Nigeria | 
| ODA ODAS | n a room in a harem | 
| ONO ONOS | n a large mackerel | 
| POO POOS POOED POOING | v to defecate (an offensive term) | 
| PST | interj psst | 
| RAI RAIS | n a style of popular Algerian music | 
| SOM SOMS | n a monetary unit of Kyrgyzstan | 
| SUK SUKS | n souk | 
| URP URPS URPED URPING | v to vomit | 
| UTE UTES | n a utility vehicle | 
| VID VIDS | n a video | 
| VUM | interj used to express surprise | 
| YAG YAGS | n a synthetic garnet | 
| ZEP ZEPS | n a long sandwich | 
| ZUZ ZUZIM | n an ancient Hebrew silver coin | 
| ZZZ | interj used to suggest the sound of snoring | 
| Redefined Three-Letter Main Words | |
| ADZ ADZES ADZED ADZING | v to shape (wood) with an adz (a cutting tool) | 
| AMP AMPS AMPED AMPING | v to amplify | 
| COR CORS | n an ancient unit of measure | 
| GIT GITS GITTED GITTING | v to get | 
| HIM HIMS | n a male | 
| KEG KEGS KEGGED KEGGING | v to store in a keg (a small barrel) | 
| KOI KOIS | n a large and colorful fish | 
| LAT LATS | n a muscle of the back | 
| LEK LEKS LEKKED LEKKING | v to assemble for competitive displays during the mating season | 
| MAX MAXES MAXED MAXING | v to reach the upper limit | 
| MED MEDS | n medication | 
| TIC TICS TICCED TICCING | v to have an involuntary muscle contraction | 
| VEG VEGES VEGGED VEGGING | v to spend time idly | 
| YEP YEPS | n an affirmative reply | 
| YOU YOUS | n something identified with the person addressed | 
| New Four-Letter Main Words | |
| BERK BERKS | n a foolish person | 
| BIDI BIDIS | n a cigarette of India | 
| BIOG BIOGS | n a biography | 
| BIRO BIROS | n a type of pen (trademarked) | 
| BLOG BLOGS | n a website containing a personal journal | 
| BOHO BOHOS | n a bohemian | 
| BORK BORKS BORKED BORKING | v to attack a candidate in the media | 
| BRUX BRUXES BRUXED BRUXING | v to grind the teeth | 
| BUBU BUBUS | n a boubou | 
| BUNA BUNAS | n a synthetic rubber | 
| BURB BURBS | n a suburb | 
| CAMO CAMOS | n a camouflage pattern | 
| CHAI CHAIS | v spiced tea with honey and milk | 
| COKY | adj cokelike | 
| CRED CREDS | n credibility | 
| CRIT CRITS | n criticism | 
| DAN DANS | n a level or skill in martial arts | 
| DELT DELTS | n a deltoid | 
| DENI DENI | n a monetary unit of Macedonia | 
| DIFF DIFFS | n a difference | 
| DINO DINOS | n a dinosaur | 
| ECHT | adj genuine | 
| EMMY EMMYS | n a trademark | 
| ENUF | adj enough | 
| ESNE ESNES | n a laborer in Anglo-Saxon England | 
| FEEB FEEBS | n a wimp (a weak of ineffective person) | 
| FEST FESTS | n a gathering for an activity | 
| FLIR FLIRS | n an electronic heat sensor | 
| GITE GITES | n a vacation retreat in France | 
| GLAM GLAMS | n glitzy atttractiveness | 
| GORM GORMS GORMED GORMING | v gaum [sic, should read "to gaum"] | 
| GOTH GOTHS | n a morbid style of rock music | 
| GROK GROKS GROKKED GROKKING | v to understand intuitively | 
| HAKU HAKUS | n a crown of flowers | 
| JIVY | adj jivey | 
| JUCO JUCOS | n a junior college | 
| JUKU JUKUS | n an additional school in Japan for preparing students for college | 
| KELT KELTS | n a salmon that has spawned | 
| KLIK KLIKS | n a klick | 
| KOJI KOJIS | n a fungus used to start fermentation | 
| KORA KORAS | n a stringed African musical instrument | 
| KUFI KUFIS | n a brimless hat | 
| KUNA KUNE | n a monetary unit of Croatia | 
| KYE KYES | n a private Korean-American banking club | 
| LATS LATI LATU | n a monetary unit of Latvia | 
| LILO LILOS | n a trademark | 
| LIPA LIPE | n a monetary unit of Croatia | 
| LOID LOIDS LOIDED LOIDING | v to open a spring lock by using a piece of celluloid | 
| LUMA LUMAS | n a monetary unit of Armenia | 
| LYCH LYCHES | n lich | 
| MARA MARAS | n a cavy of Argentina | 
| MASA MASAS | n dough made of dried corn | 
| MEGA | adj great in size or importance | 
| MEME MEMES | n an idea or practice that spreads from person to person | 
| MERC MERCES MERCS | n a mercenary | 
| MIPS | n/pl million instructions per second | 
| MOSH MOSHES MOSHES MOSHING | v to engage in frenzied dancing with others at a rock concert | 
| NAFF NAFFS NAFFED NAFFING | v to fool around | 
| NALA NALAS | n nullah | 
| NAPA NAPAS | n a soft leather | 
| OAKY OAKIER OAKIEST | adj tasting of oak sap | 
| ODAH ODAHS | n oda | 
| PACY PACIER PACIEST | adj pacey | 
| PERE PERES | n father | 
| PERP PERPS | n a person who commits a crime | 
| PERV PERVS | n one who has been perverted | 
| PLEX PLEXES | n a multiplex | 
| POMO POMOS | n the postmodern movement | 
| POXY POXIER POXIEST | adj afflicted with a pox | 
| PTUI | interj used to express the sound of spitting | 
| PUPU PUPUS | n a dish of Asian foods served as an appetizer | 
| PYRO PYROS | n a person who has a compulsion to set fires | 
| QADI QADIS | n cadi | 
| RAGG RAGGS | n a wool fiber | 
| RAKU RAKUS | n a form of Japanese glazed pottery | 
| SHWA SHWAS | n schwa | 
| SIDH SIDHE | n a hill inhabited by supernatural beings in Irish folklore | 
| SIKA SIKAS | n a small deer native to Asia | 
| SOBA SOBAS | n a Japanese noodle made from buckwheat flour | 
| SOCA SOCAS | n a blend of soul and calypso music | 
| SPAM SPAMS SPAMMED SPAMMING | v to send unsolicited e-mail to a large number of addresses | 
| STOT STOTS STOTTED STOTTING | v to bound with a stiff-legged gait | 
| TECH TECHS | n a technician | 
| TEGG TEGGS | n a sheep in its second year | 
| TOPO | adj topographic | 
| TRES | adj very | 
| TROG TROGS | n a hooligan | 
| TYIN TYIN | n a monetary unit of Kazakhstan | 
| UDON UDONS | n a Japanese noodle made with wheat flour | 
| WANK WANKS WANKED WANKING | v to masturbate (an offensive term) | 
| WHUP WHUPPED WHUPPING WHUPS | v to defeat decisively | 
| YUTZ YUTZES | n a stupid, foolish or ineffectual person | 
| ZINE ZINES | n a magazine | 
| ZONA ZONAE | n a transparent substance surrounding the ovum of mammals | 
| ZOUK ZOUKS | n a dance music of the French West Indies | 
| Redefined Four-Letter Main Words | |
| ADZE ADZES ADZED ADZING | v to adz | 
| BABY BABIER BABIEST | adj resembling a baby an infant | 
| BARN BARNS BARNED BARNING | v to store in a barn (a large storage building) | 
| BERM BERMS BERMED BERMING | v to provide with a berm (a ledge) | 
| CHEF CHEFS CHEFED CHEFING CHEFFED CHEFFING | v to work as a chef (a chief cook) | 
| DEMO DEMOS DEMOED DEMOING | v to demonstrate | 
| DUET DUETED DUETING DUETTED DUETTING DUETS | v to perform a duet (a musical composition for two) | 
| LINT LINTS LINTED LINTING | v to give off lint (bits of fiber or fluff) | 
| LUBE LUBES LUBED LUBING | v to lubricate | 
| MILD MILDS MILDED MILDING | v to diminish | 
| PALP PALPS PALPED PALPING | v to touch | 
| PORK PORKS PORKED PORKING | v to eat ravenously | 
| WIMP WIMPS WIMPED WIMPING | v to act in a timid manner | 
| YEAH YEAHS | n an affirmative reply | 
| ZOON ZOONS ZOONED ZOONING | v to zoom |