IPA Scrabble tiles plain — one tile per sound more vowels — four tiles moved from z, m, dʒ, w to ə, i, ɛ, æ plural tiles — four s/z tiles for the -s ending, plain s and z otherwise either-or — s/z and t/d tiles play as either sound split long vowels — bite is bɑjt, boat is bɔwt; no diphthong tiles split long vowels with plural tiles — both of the above players 2 3 4 of whom bots none 1 challenges void — invalid plays are simply refused single — challenge takes the play back, no penalty for being wrong double — a wrong challenge costs you your next turn five-point — a wrong challenge costs you five points bonus for a long play 50 for all seven tiles graded — 25 for six tiles, 50 for seven word lookup allowed in void games, not in challenge games allowed not allowed time for each player untimed 5 minutes 10 minutes 15 minutes 20 minutes 25 minutes — the tournament clock 30 minutes 45 minutes 60 minutes 90 minutes time added after each move none 5 seconds 10 seconds 15 seconds 30 seconds 1 minute new game