i Register
In some senses, mellifluous is marked as figuratively. Watch for register when choosing this word.
adj
Flowing like honey.
Though in heaven the trees / Of life ambrosial fruitage bear, and vines / Yield nectar; though from off the boughs each morn / VVe brush mellifluous devvs, and find the ground / Cover'd vvith pearly grain[…]
Sweet, smooth and musical; pleasant to hear (generally used of a person's voice, tone or writing style).
[…] Socrates […] VVisest of men; from vvhose mouth issued forth / Mellifluous streams that vvater'd all the schools / Of Academicks old and nevv […]
Join'd to Theſe [birds], / Thouſands beſide, thick as the covering Leaves / VVhich ſpeck them o'er, their Modulations mix / Mellifluous.