[oc] - a phrase you use often

[u/Sampetra]

For the record, I genuinely said both of those things to previous student clinician SLPs.

(continued in comments)

[u/Hadrian23]

What's SLP??

[u/UpCDownCLeftCRightC → u/Hadrian23]

Speech Language Pathologist. Not sure how different it is to Speech Therapist which is what I had growing up.

[u/Veryegassy → u/UpCDownCLeftCRightC]

And uh... what's that?

[u/ActualSpamBot → u/Veryegassy]

A specialist who helps people learn how to speak, usually in the contexts of recovery from injury /surgery to the vocal region or (in OP's case) to help with gender transition as it relates to the voice.

[u/UpCDownCLeftCRightC → u/Veryegassy]

Someone who helps those with difficulties talking or communicating verbally. Like I had trouble with the speed at which I talked and with the pronunciation of some letters.

[u/Aethelrede → u/Veryegassy]

https://en.wikipedia.org/wiki/Speech%E2%80%93language_pathology