maybe; perhaps; used to express a guess or estimation

(bound form) so; such; to this extent

to allow; to permit; to promise or agree to something; (archaic) to betroth a girl

used after a number or quantity to indicate an approximate amount; or more; about

to praise; to commend or speak highly of

(literary) place; location

the surname Xu; also the name of an ancient state during the Zhou Dynasty

(bound form) used in the compound 许许 hǔ​hǔ, representing the rhythmic sound of people calling out while working together