Staying true to one's aims or principles; firm, resolute, unswerving.
Strongly built; also, in good or strong condition.
Not permitting water or some other liquid to escape or penetrate; watertight.
Dependable, loyal, reliable, trustworthy.
Impermeable to air or other gases; airtight.
Of a hunting dog: that can be depended on to pick up the scent of, or to mark, game.
Synonym of afterdamp (“suffocating gases present in a coal mine after an explosion caused by firedamp”)
Inconstant in purpose, or volatile in behavior.
Lacking regularity or uniformity.
Not held firmly in position, physically unstable.
To render unsteady, removing balance.