Synonyms of long-standing
- 2 Syllables
- deep-down, deep-dyed, fixed, chronic, lasting
- 3 Syllables
- enduring, durable, livelong, lingering, long-lived, long-lasting, abiding, lifelong
- 4 Syllables
- dyed-in-the-wool, perdurable, established, ever-present, immemorial, unabating, traditional
- 5 Syllables
- long-established