as alike/like as peas in a pod

(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.
See also: pea, pod
Farlex Dictionary of Idioms.

as alike/like as (two) ˈpeas in a pod

(informal) very similar in appearance: I had never met his brother before but I recognized him immediately because they’re as alike as two peas in a pod. OPPOSITE: (like) chalk and cheese
See also: alike, like, pea, pod
Farlex Partner Idioms Dictionary

as alike as peas in a pod

verb
See as alike as two peas in a pod
See also: alike, pea, pod
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • alike
  • alike as peas in a pod
  • alike as two peas in a pod
  • as alike as peas in a pod
  • as alike as two peas in a pod
  • (as) (a)like as (two) peas in a pod
  • at opposite poles
  • couple
  • couple of
  • a couple of (people or things)