IPA: /tɛnˈtækjʊlər/
KK: /tɛnˈtækjələr/
Relating to or resembling tentacles, which are long, flexible appendages found on some animals, like octopuses and jellyfish.
The octopus moved gracefully, its tentacular limbs flowing through the water.
Tentacular → It is formed from "tentaculum" (from Latin, meaning small tentacle) and the suffix "-ar" (meaning relating to). The word "tentacular" refers to something that is related to or resembling tentacles.
Think of small "tentacles" ('tentaculum') that are related to something, which helps you remember that "tentacular" describes something that has tentacle-like features.