Earlier quoted context omitted.
This is trying to sanewash totally insane levels of risk aversion. Do you think terrorists are really going to name their Bluetooth speaker "bomb"? Do you think this behaviour has any meaningful true positives? This is the kind of brainworms thinking that has people throwing our their 150ml liquids out at TSA and taking their shoes off.
You word "kind" unzips to three distinct categories: 1. failing hard: Is $trigger_word in the context of an attack, or is it innocuous? Failing hard then assessing the context question later is at least a simple system to design and implement safely. And an adversary can't pentest it. I mean they can, but they'll fail hard every time no matter the context . And that is very expensive for the attacker. 2. failing soft…
There's no mystery to an attacker. Now it is known to all that trigger words are part of airline security SOP. Attacker tradecraft will be refined.