:hugs:

Sleep deprivation is a biatch
Biting at that age is generally frustration or exploring, not malicious. It doent matter how many words she has if they aren't the ones she needs IYKWIM? I know that doesn't make it easier to deal with ds1 did it from around 13 -18 months, and distraction was the best technique. Or another child doing it to them.

It could also be related to you pg..