How would the Ancient Greek noun λόρδων decline, and is the LSJ's definition of it correct?

1. How do Greek nouns work?
2. What is the ancient Greek definition of happiness?
3. What is the order of adjectives in ancient Greek?

How do Greek nouns work?

In Ancient Greek, all nouns are classified according to grammatical gender (masculine, feminine, neuter) and are used in a number (singular, dual, or plural). According to their function in a sentence, their form changes to one of the five cases (nominative, vocative, accusative, genitive, or dative).

What is the ancient Greek definition of happiness?

Eudaimonia: the Greek word for “happiness”, or more accurately, “the flourishing life” or “the good life”.

What is the order of adjectives in ancient Greek?

In Greek language word order, adjectives are usually placed before the noun they modify. In addition, they must follow the gender, case, and the number of the noun. The same rule applies to numerals.