discreetly is a form of:

Discreet



adjective
1.
(Showing caution and good judgment in what one does, prudent, unobtrusively tasteful) ដែលមិនឈូឆរ, ដែលមិនសំញែង
Example: Sothun told his secret to a discreet friend.
Example: You should be discreet and not talk about family arguments to others.
1.
cautious, circumspect, considerate, discerning, discriminating, guarded, judicious, politic, prudent, reserved, sensible, strategic, tactful, watchful