Antonyms of adj ungentle

1 sense of ungentle

Sense 1
ignoble, ungentle, untitled -- (not of the nobility; "of ignoble (or ungentle) birth"; "untitled civilians")

INDIRECT (VIA lowborn) -> noble -- (of or belonging to or constituting the hereditary aristocracy especially as derived from feudal times; "of noble birth")

Similarity of adj ungentle

1 sense of ungentle

Sense 1
ignoble, ungentle, untitled -- (not of the nobility; "of ignoble (or ungentle) birth"; "untitled civilians")
       => lowborn (vs. noble) -- (of humble birth or origins; "a topsy-turvy society of lowborn rich and blue-blooded poor")