2 Dec 2022
The permanent can be untapped by other spells and abilities.
2 Dec 2022
Activated abilities contain a colon. They're generally written "[Cost]: [Effect]." Some keywords are activated abilities and will have colons in their reminder text.
2 Dec 2022
Loyalty abilities are a type of activated ability, so Hold for Questioning will prevent an enchanted planeswalker's loyalty abilities being activated.
2 Dec 2022
Static and triggered abilities are unaffected by Hold for Questioning.
2 Dec 2022
You can enchant a permanent that is already tapped with Hold for Questioning. If you do, it doesn't become tapped again, but you will still investigate.