what with
prep
RareNot in standard dictionaries
1
Owing to; because of; as a result of (used typically to introduce several causes of something)
“She was sleeping very badly these days, what with the new baby and all the activity surrounding him.”
“What with it being too late and raining, we decided to stay home.”
“Her half-brother had now ample means again, but what with debts and what with new madness wasted them most fearfully again.”
#informal