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 不 可 少 組 成 bì bù kě shǎo zǔ chéng : absolute necessity; sine qua non

必 然 bì rán : inevitable; certain; necessity

必 需 品 bì xū pǐn : necessity; essential (thing)

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

必 要 性 bì yào xìng : necessity

不 必 要 bú bì yào : needless; unnecessary

布 帛 菽 粟 bù bó shū sù : cloth; silk; beans and grain; food and clothing; daily necessities

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

生 活 必 需 品 shēng huó bì xū pǐn : life's necessities

須 [须] xū : beard; necessary; must

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

需 xū : to require; to need; to want; necessity; need

Big5: , Unicode: 9700 (需),
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