SUBSTANTIFY

ab ai an as at ay ba bi by fa if in is it na nu si ta ti un us ut ya

abs aby aft ain ais ait ani ant any ass att ays ban bas bat bay bin bis bit bun bus but buy bys fab fan fas fat fay fib fin fit fub fun ifs ins its nab nay nib nit nub nus nut sab sat sau say sib sin sis sit sty sub sun syn tab tan tas tat tau tin tis tit tub tui tun tut uns uta uts yin

abut abys ains aits anis anti ants anus aunt ayin bait bani bans bass bast bats batt bays bias bins bint bits bitt buna buns bunt buss bust busy buts butt buys fabs fain fans fast fats faun fays fiat fibs fins fist fits fubs funs fuss inby isba nabs naif nays nibs nits nubs nuts sabs sain sans sati says sibs sift sins sits snib snit snub stab stat stay stub stun suba subs suit suns tabs tabu tain tans tass tats taus taut tins tint tiny tits tuba tubs tufa tuft tuis tuna tuns tuts tyin unai unit utas yins yuan