1740. If these characters seem silent, it's because the cat has got their tongue! シ 言+井+十+十+|+|+|+八 |+|+|+十+害 木+|+|+|+人+| 糸+⼐+十+し


Answer:

シ  Katakana "Shi" or The "Sanzui" radical - water

言+井+十+十+|+|+|+八  GEN, GON, i(u), koto - say, speech / SEI, SHOU, i - well / JUU, tou, to - ten / The "Tatebou" radical - vertical stroke / HACHI, ya(ttsu), ya(tsu), ya, yo - eight

|+|+|+十+害  The "Tatebou" radical - vertical stroke / JUU, tou, to - ten / GAI - injury, damage

木+|+|+|+人+|  MOKU, BOKU, ki - tree / The "Tatebou" radical - vertical stroke / JIN, NIN, hito - person

糸+⼐+十+し  SHI, ito - thread / The "Kannyou" radical - container, open box / JUU, tou, to - ten / Hiragana "Shi"or The "Otsu" radical - the second

Add 舌 (ZETSU, shita - tongue)  and you've got them licked!

活  KATSU - life, activity

講  KOU - club, lesson, study

轄  KATSU - wedge, control, administration

棟  TOU, mune, muna - ridge of a roof

縄  JOU, nawa - rope