الواصلة
be doubt·ful ofالتركية النطق
bi dautfıl ıvالنطق
/bē ˈdoutfəl əv/ /biː ˈdaʊtfəl əv/
علم أصول الكلمات
[ 'bE ] (verb.) before 12th century. Middle English, from Old English bEon; akin to Old High German bim am, Latin fui I have been, futurus about to be, fieri to become, be done, Greek phynai to be born, be by nature, phyein to produce.