When Rian Johnson revitalized the classic whodunnit genre with his 2019 box-office smash Knives Out, audiences were treated to an eccentric web of wealthy suspects, biting social commentary, and sharp comedic timing. However, beneath the cozy-mystery aesthetics, tweed jackets, and magnificent New England estate, the film operates under a PG-13 rating that often leaves parents and film enthusiasts wondering about its threshold for profanity. Specifically, a common point of inquiry for viewers planning a family movie night or analyzing modern cinematic censorship is whether characters drop the infamous F-word, and if so, how many times it occurs.

To answer this directly: yes, Knives Out does feature the F-word, utilizing it twice during its 130-minute runtime. While cultural myths often dictate that a PG-13 motion picture is strictly limited to a single utterance of the profanity, the Motion Picture Association (MPA) operates with greater contextual flexibility. The deployment of strong language in Knives Out fits into a broader linguistic ecosystem that includes approximately 28 uses of scatological terms (such as variations of "sh--"), multiple instances of "bitch," "asshole," and "prick," alongside roughly 20 misuses of religious references. Statistically, this places the film's profanity density at roughly 0.22 profane utterances per minute, a relatively moderate profile for a contemporary mainstream Hollywood mystery featuring an ensemble cast of high-profile actors.

The contextual application of these terms matters immensely to ratings boards. In Knives Out, neither of the two instances of the F-word are deployed in a sexual manner; rather, they are expressions of sudden frustration, high emotional stakes, and aggressive confrontation among the dysfunctional Thrombey family heirs. This non-sexual implementation historically allows films to secure a PG-13 rating even when crossing the mythical "one-word" threshold, aligning Knives Out with other high-profile studio releases like The Social Network and The Martian, which similarly navigated multiple occurrences of the word without crossing into an R-rating.