syls syn- sync synd syne syns syny syon syre syro syrs syry syse syso syss yccc ycee ydee ydel ydes ydon ydre yedd yede yedo yeds yeed yeel yeen yeer yees yefe yeff yeld yele yelf yell yelo yenc yend yene yens yeof yeon yeos yerd yere yerl yern yero yerr yers yery yeso yess yeye yeyo yeyr yfed yfel ylde ylds ylle ylls ynce ynde ynes ynne ynol ynon yode yodo yods yoen yoff yold yole yoll yolo yoly yond yone yono yons yood yoof yool yoon yord yore yorn yoro yory yoso yoye yoyn yoyo yren yrle yrly yrne yrof yron yryn ysco ysed ysee ysel ysen yser yses ysle yson ysse yyfe yyff yyyy