lifelong friend
Cradle-to-grave ally
A lifelong friend is someone you've known and remained close to throughout your life, or someone you expect to stay connected with permanently.
The phrase emphasizes durability—not just a friend you've had for years, but one whose bond feels unbreakable: We met in kindergarten and became lifelong friends.
She's not just a colleague; she's a lifelong friend.
- bestieClosest pal, informally
- soulmateDeeply compatible life partner
- soul sisterDeeply bonded female friend
- companionOne who keeps company
- partner in crimeShared mischief companion
confidant · thick as thieves · childhood · bond · blood brother · loyalty · trust · always there · memories · shared history · inseparable · devotion · steadfast · forever · ride-or-die · kindred · brother · sister
- friendship milestonesfirst meeting, inside joke, nickname, making up, sleepover
- friendspal, buddy, pals, buddies, bestfriend
- relationshipsromantic, family, flirting, closeness, romance
- bondsbond, corporate bond, corporate bonds, government bond, municipal bond
- loyal alliesally, supporter, faithful companion, loyal subject, faithful servant
lifelong friendsworn enemy
Vowed lifelong adversary
mortal enemy · arch-nemesis · archenemy · nemesis · bitter rival
lifelong friendstranger
Person not yet known
nodding acquaintance · face in the crowd · complete stranger · perfect stranger
life, long, friend, lived, living, lively, liveliness, lifelong, lifetime