Here are the possible solutions for the other reindeer common mishearing of a yuletide lyric clue
Answer
Clue
Relevancy
olive
Clue
"___ the other reindeer" (common mishearing of a Yuletide lyric)
Definition
the small oval fruit of a Mediterranean tree
eggcorn
Clue
Phrase like "all intensive purposes" or "free reign," resulting from mishearing
Definition
a malapropism or misspelling arising from similarity between the sound of the misspelled or misused word and the correct one in the accent of the person making the mistake