Vita:凝らす

EDICT

凝らす [こごらす] /(v5s,vt) (1) to freeze/to congeal/(2) to concentrate one's attention on/to devote oneself to something/to ponder/to meditate/EntL1239000X/
凝らす [こらす] /(v5s,vt) to concentrate/to devote/to apply/to strain/to rack/EntL1239010X/