Token (7)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">token</span>' is the definition.<br/ ><span class="explanation-format__explanation">(both can mean a ticket carrying a discount)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for voucher that I've seen before include "Coupon; receipt" , "Paper token" , "Something that can be exchanged for goods or services" , "Document that serves as evidence of some expenditure" , "Coupon that can be redeemed" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">token</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for symptom that I've seen before include "Evidence for disease" , "Sign of illness" , "Indicator of disease" , "Sign of disease" , "Indication (of disease, problem)" .)