Here are the possible solutions for last yr 's senior clue
Answer
Clue
Relevancy
dotard
Clue
Senior senior
Definition
someone who dotes, also DOTANT
alum
Clue
Last year's senior
Definition
a sulphate of ammonium and potassium, used as a mordant
grad
Clue
Last yr.'s senior
Definition
(colloquial) a graduate
namesake
Clue
Junior, to Senior (see last letters)
Definition
one who is named after another
ahab
Clue
Character whose last words are "For hate's sake I spit my last breath at thee."
asif
Clue
Valley girl's "yeah, right" [IMPORTANT: SEE THE 'NOTE' (above) for key info about this week's puzzle and SEE THE LAST CLUE DOWN for the explanation of last week's puzzle.]
camacho
Clue
Boxer whose nickname is the last five letters of his last name
das
Clue
Article in a German paper?[For the explanation to last week's puzzle, see the last clue down.]