(as) (a)like as (two) peas in a pod
Said of two people who are very similar in interests, actions, or appearance. Betty and Jennifer are as alike as two peas in a pod, so it's no wonder people sometimes mistake them for sisters.
*alike as (two) peas in a pod
very similar. (Compare this with like (two) peas in a pod. *Also: as ~.) These two books are as alike as peas in a pod.
alike as peas in a pod
verbSee as alike as two peas in a pod