IPA: /ˈmɜːrdərəs/
KK: /ˈmɜrdərəs/
Having the ability or intention to kill; related to or causing murder or extreme violence.
The film featured a murderous villain who plotted to eliminate anyone in his way.
Murderous → It is formed from "murder" (from Old French *murder*, meaning unlawful killing) and "-ous" (meaning full of or characterized by). The word "murderous" means characterized by or full of murder, indicating a tendency towards killing.
Think of the word 'murder' which refers to unlawful killing, and remember that 'murderous' describes something that is full of or characterized by that act.
No commonly confused words.