To allude to something means to make an indirect reference.Allude is followed by the word to. (Don't use allude as a synonym for name or refer.) To elude means to evade or to escape understanding or attention.
From: https://www.thoughtco.com/allusion-and-illusion-1692706

Link to present incidents:
Peter alluded to our former maths teacher whose name eludes me at the moment.

Apologies for long absence. To make up for lost words there will be pairs of Wows for a while, but no reference to their use in current context.