必 bì : certainly; must; will; necessarily

Big5: , Unicode: 5fc5 (必),
Links: MT, Cantonese, Ld, Chinese Language

必 不 可 少 bì bù kě shǎo : absolutely necessary; indispensable; essential

必 要 bì yào : necessary; essential; indispensable; required

不 必 要 bú bì yào : needless; unnecessary

不 見 得 bù jiàn de : not necessarily; not likely

須 [须] xū : beard; necessary; must

Big5: , Unicode: 9808 (須),
Links: MT, Cantonese, Ld, Chinese Language

一 定 yī dìng : surely; certainly; necessarily; fixed; a certain (extent, etc.); given; particular

贅 述 zhuì shù : to say more than is necessary