aguishly

From aguish +‎ -ly.

aguishly (comparative more aguishly, superlative most aguishly)

1. (now rare) In an aguish manner; as though suffering from ague. [from 17th c.]
   • 1748, [Samuel Richardson], “Letter LXXXV”, in Clarissa. Or, The History of a Young Lady: […], volume (please specify |volume=I to VII), London: […] S[amuel] Richardson;  […], →OCLC:

     I was in the ivy summer-house, and came out shivering with cold, as if aguishly affected.