[こらす, korasu](v5s, vt) (1) to freeze; to congeal; (2) to concentrate one's attention on; to devote oneself to something; to ponder; to meditate[Add to Longdo]
[こりしょう, korishou](adj-na, adj-no, n) (1) fastidiousness; enthusiasm for one thing; meticulousness; monomania; obsession; (2) susceptibility for a stiffening of the shoulders; (P)[Add to Longdo]