slacken in Polish
slacken in Polish
osłabnąć
(intransitive) To gradually decrease in intensity or tautness; to become slack; to lag.
słabnąć
(intransitive) To gradually decrease in intensity or tautness; to become slack; to lag.
rozluźniać
(transitive) To make slack, less taut, or less intense.
rozluźnić
(transitive) To make slack, less taut, or less intense.