Allude means “To refer without express mention; make indirect or casual reference.”

Elude is defined: “(1) To avoid or escape from by dexterity or artifice. (2) To escape the notice of understanding of. For example, Your meaning eludes me.”

Machine Briefs:

OPTION #1: allude= A/LAOUD
OPTION #2: allude= A/LAO*UD

OPTION #1: elude= AOE/LAOUD
OPTION #2: elude= AOE/LAO*UD