What could this be?

Sarah • Happily married 💍| 👧🏽 Aug.13 & 👧🏽 Nov.18 Aug. 21 👧🏾 Aug. 23 👶🏾

Does anyone know what this can be? It’s been on my 1 year old scalp for awhile. Not sure exactly how long I’ve noticed it more since she’s turned one. Could this be a dermoid cyst?