ثَنِيّة (جمعه: ثَنَايَا) : سِنّ أمَامِيّة first incisor; front tooth

ثَنِيّة: شِعْب، مَمَرّ جَبَليّ defile, gap, gate, col, mountain pass, mountain path, mountain trail

في ثَنَايا، بَيْنَ ثَنايَا in, inside, within; among; between; amidst, in the midst of

طَلاّعُ الثّنَايَا high-aspiring, ambitious; adventurous, bold, courageous; efficient, powerful; vigorous