a seed / a pit or stone in a fruit / a gamete (reproductive cell such as a spermatozoan or egg) / a lineage, bloodline / an origin, cause / the materials or ingredients from which something is made

鮫: a shark

鮫: a shark

sandbar shark, Carcharhinus plumbeus

active, vigorous, spirited, perky, vivacious

(rare) activity, vigor, vivacity

extraordinary, unusual

emergency

very; extremely / exceedingly; tremendously

a sea, an ocean / a lake / (figuratively) an object covering over a large area, as in 血の海 (chi no umi, “pool of blood”) or 火の海 (hi no umi, “sea of fire”)