わかりやすい の訳語→ clarity plain simple straightforward visible
わざわざ の訳語→ bother calculated careful carefully deliberately especially insist intentionally needlessly obligingly purposely solemnly special specifically
意味ありげな の訳語→ sly subtle suggestive
意味ありげに の訳語→ knowing knowingly mischievously suggestively
公式の の訳語→ authoritative authorized ceremonious formal official
充実した の訳語→ favorite full pleasantly productive satisfying scrupulously useful