subtle
3 antonyms for subtle — opposites grouped by meaning.
Adjective — So slight or delicate that it is barely noticeable.
Antonyms
How to use subtle
The word patterns that sound natural to a native speaker.
Etymology
From Middle English subtil, borrowed via Old French from Latin subtilis ("fine, delicate, precise"), from sub- ("under") plus tela ("web, weave"). The modern spelling with a "b" comes from imitating the Latin, though the letter was never actually pronounced.
Full origin of subtle →