Kyūjitai form of 臍帯

a baby, an infant (human or animal)

赤ちゃん: baby

birth

be born

belt; sash / band (e.g. of musicians) / swastika / ribbon; tape; strap / girdle

straight, not bent

直ぐ: immediately, right away, soon / 直ぐ: quick to / 直ぐ: right next to, right close by

(obsolete) 過ぐ: classical form of modern 過ぎる (sugiru, “to go through, to go past; to exceed”)

(obsolete) 挿ぐ: classical form of modern 挿げる (sugeru, “to connect or affix one thing to another, especially by passing something through something else”)