PHRASES
To keep emotions hidden instead of expressing them.
Bottle up
To be the real or basic cause of something; to form the foundation.; to hide.
Underlie
A lack of interest or involvement, especially in work or communication.
Disengagement
A mistake, weakness, or imperfection.
Flaw
Small and unimportant; often related to trivial complaints or behavior.
Petty
To publicly identify someone who has done something wrong to embarrass them.
Name and shame
Agreement or commitment to a decision or idea, especially in a group.
Buy-in
Harmful or damaging.
Detrimental
To stop something before it becomes a serious problem.
Nip in the bud
An argument, often childish or over something minor.
Squabble