ありがたい の訳語→ appreciate attractive delightful easy excellent glad God-sent good grateful handy happy like perfect relieve sweet welcome
うまく の訳語→ all artfully beautifully can cleverly deftly easily effectually efficiently fine gracious great nice pretty proficiently properly quite really right savvy shrewdly smart splendidly successful successfully tightly well
さいわい の訳語→ happiness incidentally luckily
面白い の訳語→ cool curious enchant enjoy fascinating interesting intriguing neat oddly pleasure