Synonyms of deep-down
- 1 Syllable
- true
- 2 Syllables
- die-hard, deep-dyed, thorough, utter, fixed
- 3 Syllables
- hardened, deep-rooted, deep-seated, complete, entrenched, full-fledged, infixed, ingrained, instilled, thoroughgoing, long-standing, genuine, confirmed
- 4 Syllables
- dyed-in-the-wool, absolute, unchangeable, congenital
- 5 Syllables
- uncompromising, well-established