(w)

(shì) is; are; am; yes; to be

是不是 (w)

(shìbùshì) is or isn't; yes or no; whether or not

是以 (w)

(shìyǐ) therefore; thus; so

是否 (w)

(shìfǒu) whether (or not); if; is or isn't

是啥说啥 (w)

(shìsháshuōshá) call a spade a spade (idiom)

是故 (w)

(shìgù) therefore; so; consequently

是的 (w)

(shìde) yes

是非 (w)

(shìfēi) right and wrong; quarrel

是非不分 (w)

(shìfēibùfēn) unable to distinguish right and wrong (idiom)

是非分明 (w)

(shìfēifēnmíng) to distinguish right from wrong (idiom)

是非曲直 (w)

(shìfēiqūzhí) lit. right and wrong, crooked and straight (idiom); fig. merits and demerits; pros and cons

是非自有公论 (w)

(shìfēizìyǒugōnglùn) to determine right and wrong based on public opinion (idiom); Public opinion will judge what's right and wrong.

是非莫辨 (w)

(shìfēimòbiàn) unable to distinguish right and wrong (idiom)