Oh so many I agree with!
Another hater of belly
Lil man/lil Princess
Chunky monkey for a baby
Little pickle/he/she is such a lil pickle again baby/Ickle bub/bubs /bubba
Sanpro
Preggo/preggers/preggy ( preggy really makes me shudder) caught when referring to getting pregnant
"Needs gone" when selling/giving items away
Fam/famalam/making memories/live love laugh
"Squad "used by anyone older than 18 and especially when used when taking selfies in pub/club toilets aged over 20
Boobed to sleep /on the boob
Blended family
Brother from another mother/sister from another mister
Mama bear/ you've got this Mama
Tiger stripes for stretch marks as in you have earned your tiger stripes 
People that declare they're mad/crazy
"I'm mad me" in a crazy fun way 
Woe is mum posts on SM like "I should get paid for being and then follows a huge list like taxi driver, chef, cleaner, doctor
Touch base/reach out - it's contact surely?!
Date night
Borrowed her/borrow me
Gawjus ...it's gorgeous!
Totes amazeballs
Mummy hasn't got enough pennies...
So many more...