tael / tail / tale are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
tael: (noun) a unit of weight used in east Asia approximately equal to 1.3 ounces.
tail: (noun) the posterior part of the body of a vertebrate especially when elongated and extending beyond the trunk or main part of the body. (noun) any projection that resembles the tail of an animal. (noun) a spy employed to follow someone and report their movements. (noun) (usually plural) the reverse side of a coin that does not bear the representation of a person's head. (noun) the rear part of an aircraft. (verb) remove the stalk of fruits or berries.
tale: NA
tael: NA
tail: t·EY·l
tale: t·EY·l
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)