伸びるは英語で
to stretch

英語の定義

伸びる
1. v. (ja-vp, 伸ばす, 伸びる)
2. v. (ja-vp, 伸べる, 伸びる)
3. v. to stretch, to extend, to be developed.
4. v. (of clothes) to become baggy and loose
5. v. (of noodles) to become soft and soggy (from absorbing too much soup).
早く食べないと麺が伸びちゃうよ。 - If you don't eat them quickly the noodles will go soft.
6. v. (of online videos) to accumulate views