Closest buddies, in textspeak

• Closest buds, for short
• Bosom buds, briefly
• Closest buds, in texts
• Closest buddies, for short
• More than buds
• Closest pals, initially
• Lifelong pals, in textspeak
• Close pals who you would literally die for, for short
• Closest pals, slangily

Wiktionary Word definitions in Wiktionary
n. (BFF English)