“Torpedo” first named an electric ray, famous for its shock. Later, the same word was applied to underwater explosive weapons.

Discover “snuggery,” a chiefly British word for a small, warm, comfortable room or private retreat, with a natural example.

Discern means to perceive or recognize, often subtly. Distinguish means to tell things apart by noticing differences.

“Kith and kin” means family and familiar people close to you. Here is the old sense of kith, and how the phrase is used now.