তালিকা of nicknames used on স্বতস্ফূর্ত (Source: স্বতস্ফূর্ত Wiki, some from memory). A few have been left out so if আপনি can think of any just post in comments)
__________
RACHEL
Rach, A-Rach, Babe, (Finn)
Miss Bossy Pants, Eva Peron (Mercedes)
RuPaul, Man Hands, Treasure Trail, Stubbles, That Thing, Sweetie (Quinn)
Yentl (Dakota, Santana)
Boy Hips (Lauren)
Benedict Arnold (Kurt)
Dwarf, Midget, Hobbit (Santana)
Barbra Streisand (Suzy Pepper)
Lady, Michele (Sue)
Baby, My Hot Little Jewish American Princess (Puck)
The Jew (YouTube user)

FINN
Finnocence (Santana)
Frankenteen (Santana, Dakota Stanley, Sue)
Sugar রশ্মি (Sue)
T-Rex...

All of these are in my own opinion. The প্রবন্ধ is not about the actual quality of the songs, but আরো of their use in the show. A short note is included after the শিরোনাম to note the main issue(s). "Done intentionally" means that the faults were acknowledged in the show.
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1.    Cell Block Tango - Poor song choice and offensive; done intentionally. The girls just found out that someone is in an abusive relationship. This was probably one of the worst songs they could have chosen to sing. As ব্যক্ত in the show, it was দ্বারা a bunch of violent, crazy women who killed their significant...

Come on girls, do আপনি believe in love?
'Cause I got something to say about it
And it goes something like this

[Chorus]
Don't go for সেকেন্ড best baby
Put your প্রণয় to the test
You know, আপনি know, you've got to
Make him express how he feels
And maybe then you'll know your প্রণয় is real

[Verse I]
You don't need diamond rings অথবা eighteen karat gold
Fancy cars that go very fast
You know they never last, no, no
What আপনি need is a big strong hand
To lift আপনি to your higher ground
Make আপনি feel like a কুইন on a throne
Make him প্রণয় আপনি till আপনি can't come down

[Chorus]
Don't go for সেকেন্ড best baby
Put your প্রণয় to the...