IPA: /ˈfreɪli/
KK: /ˈfreɪli/
In a weak or delicate way, often referring to physical or emotional weakness.
She spoke frailly, her voice barely above a whisper.
Frailly → It is formed from "frail" (from Old French *frêle*, meaning weak or delicate) and the suffix "-ly" (meaning in a manner of). The word "frailly" means in a manner that is weak or delicate.
Think of the word 'frail' which means weak or delicate, and remember that 'frailly' describes something done in a weak or delicate manner.