bosom buddies
Thick as thieves
Bosom buddies are extremely close friends—people who share intimate confidences and deep affection.
The phrase draws on the old sense of bosom as the seat of emotions and secrets, suggesting friends held close to the heart: They've been bosom buddies since childhood.
Sometimes bosom pals or bosom friends.
- palsInformal term for companions
- best friends foreverEnduring mutual devotion
- soul matesIdeal romantic partners
- kindred spiritsPeople deeply alike inside
- friendsVoluntary close relations
old friends · companions · ride-or-die · ride or die · besties · partners in crime · inside jokes · confidants · BFFs · childhood friends · two peas in a pod · Tom and Jerry · comrades · mates · joined at the hip · closeness · thick as thieves · thick and thin
- closenessclose by, close contact, close-knit, next door, up close
bosom buddiesstrangers
People unknown to you
perfect strangers · complete strangers · sworn enemies · archenemies · nemeses
bosom buddiessworn enemies
Adversaries committed to opposition
archenemies · antagonists · adversaries · nemeses · worst enemies