IPA: /ˈrʌɡɪdli/
KK: /ˈrʌɡɪdli/
In a rough, strong, or sturdy way, often referring to physical appearance or behavior.
He ruggedly climbed the steep mountain without any safety gear.
Ruggedly → It is formed from "rugged" (from Middle English *rugged*, meaning rough or uneven) and the suffix "-ly" (meaning in a manner of). The word "ruggedly" means in a rough or uneven manner.
Think of something being 'rough' or 'uneven' ('rugged') and how it is done 'in a manner of' ('-ly'). This helps you remember that ruggedly describes doing something in a rough way.