Liberal Dictionary English Dictionary
adjective, ach·i·er, ach·i·est.
- having or causing an aching sensation: an achy back.
adjective achier or achiest
- affected by a continuous dull pain; aching
1875, first recorded in George Eliot’s letters, from ache + -y (2). Middle English had akeful “painful” (early 15c.). Related: Achily; achiness.